15 Best Cordless Grease Guns for Heavy Equipment in 2027

For a cordless grease gun for heavy equipment, my best overall pick is the Milwaukee M18 2-Speed Grease Gun Kit, which pairs a two-speed setup with a platform that suits demanding, regular service work. The DEWALT 20V MAX 2-Speed model stands out for its long hose and work light, while the Lincoln 1882 PowerLuber is worth a look for buyers who prioritize a dedicated lubrication tool. The main tradeoffs are battery-platform compatibility, hose reach, pressure and flow control, and whether a kit includes batteries or only the tool. A high PSI figure alone does not tell you how comfortable or efficient a gun will be across a full day of servicing. Read on for the full comparison, selection criteria, and advice for matching a gun to your equipment and work routine.

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Key Takeaways

• The Milwaukee M18 kit and DEWALT 20V MAX models lead for established battery ecosystems; a tool-only purchase makes the most sense when you already own compatible batteries and a charger.
• Two-speed control is a meaningful distinction: it gives operators more choice between controlled dispensing and faster grease delivery than a single-speed design.
• Long hoses help reach awkward fittings, but a longer hose can also be harder to manage around machinery; match reach to your equipment rather than choosing by length alone.
• Several kits list two batteries and 12,000 PSI, including Tolcuez, Seesii, Bluebow, and Alloyman, but those headline specs do not by themselves establish durability or sustained field performance.
• Heavy-equipment buyers should rank serviceability and battery logistics alongside pressure: the right coupler, grease-loading method, runtime plan, and replacement-battery access can matter more over a shift.

Our Top Cordless Grease Gun For Heavy Equipment Picks

Seesii Cordless Electric Grease Gun with Lock-On Trigger		Best for Continuous Greasing	Maximum pressure: 10,000 PSI	Flow rate: 5.8 oz/min	Hose length: 48 inches	VIEW ON AMAZON	See Our Full Breakdown
Milwaukee M18 Cordless 2-Speed Grease Gun Kit		Best for Two-Speed Control	Tool platform: Milwaukee M18	Power source: Cordless	Operating speeds: Two	VIEW ON AMAZON	See Our Full Breakdown
Clatoon Electric Grease Gun (Tool Only) Compatible with Makita 18V Batteries		Best for Existing Makita Battery Owners	Maximum pressure: 10,000 PSI	Flow rate: 5.3 oz/min	Battery compatibility: Makita 18V batteries	VIEW ON AMAZON	See Our Full Breakdown
Lincoln 1882 PowerLuber 20 Volt Battery-Powered Grease Gun with 36-Inch Hose		Best for Service-Support Confidence	Power source: 20V lithium-ion battery	Maximum pressure: 10,000 PSI	Hose length: 36 inches	VIEW ON AMAZON	See Our Full Breakdown
DEWALT 20V MAX Cordless Grease Gun Kit with 4.0Ah Battery and Charger		Best for Long Service Rounds	Model: DCGG571M1	Power: 20V MAX	Maximum pressure: 10,000 PSI	VIEW ON AMAZON	See Our Full Breakdown
Tolcuez 2-in-1 Cordless Grease Gun Kit, 12,000 PSI, with Two Batteries and 39.4-Inch Hose		Best for Extended Reach and Runtime	Maximum pressure: 12,000 PSI	Flow rate: 6.35 oz/min	Hose length: 39.4 inches	VIEW ON AMAZON	See Our Full Breakdown
TaskStar Cordless Electric Grease Gun with Lock-On Trigger		Best Lightweight Pick	Maximum pressure: 10,000 PSI	Flow rate: 5 oz/min	Weight: 5.6 pounds	VIEW ON AMAZON	See Our Full Breakdown
Ristow 15,000 PSI Cordless Electric Grease Gun with Brushless Motor and Two 4.0Ah Batteries		Best for High-Pressure, Controlled Delivery	Maximum pressure: 15,000 PSI	Motor: Brushless	Speed settings: 5	VIEW ON AMAZON	See Our Full Breakdown
ZMPZMP Cordless Grease Gun for DeWalt 20V Batteries, 12,000 PSI, with 39-Inch Hose and 4 Couplers (Tool Only)		Best for DeWalt Battery Owners	Battery compatibility: DeWalt 20V lithium-ion DCB200, DCB201, DCB203, DCB204, DCB205, and DCB206	Maximum pressure: 12,000 PSI	Maximum flow rate: 8 oz/min	VIEW ON AMAZON	See Our Full Breakdown
DEWALT 20V MAX Cordless Grease Gun, 42-Inch Hose, Tool Only (DCGG571B)		Best for Long-Hose Reach	Power source: 20V MAX battery	Maximum pressure: 10,000 PSI	Flow rate: Up to 5.0 oz/min	VIEW ON AMAZON	See Our Full Breakdown
Craftsman V20 Cordless Grease Gun with 40″ Hose and LED Light		Best for V20 Owners	Battery system: Craftsman V20	Power source: Battery-powered	Maximum pressure: 10,000 PSI	VIEW ON AMAZON	See Our Full Breakdown
DEWALT 20V MAX Grease Gun, 10,000 PSI, 2-Speed Cordless with 47-Inch Hose and LED Light		Best for Long Reach	Battery system: 20V MAX	Maximum pressure: 10,000 PSI	Hose length: 47 inches, reinforced	VIEW ON AMAZON	See Our Full Breakdown
Seesii 2-in-1 Cordless Electric Grease Gun, 12,000 PSI, with Two Batteries and 48-Inch Hose		Best for Long Field Shifts	Model: SE-GR01 Ultra	Working pressure: Up to 12,000 PSI	Flow rate: 5.3 oz. per minute	VIEW ON AMAZON	See Our Full Breakdown
Bluebow Electric Grease Gun Kit – 12,000 PSI, 5.3 oz/min Flow, Dual 4000mAh Batteries, 39.4″ Hose, Teal		Best for Battery Capacity	Pressure: 12,000 PSI	Flow rate: 5.3 oz. per minute	Battery capacity: Two 4,000mAh lithium batteries	VIEW ON AMAZON	See Our Full Breakdown
Alloyman 2-in-1 Cordless Grease Gun Kit with Two 4.0 Ah Batteries		Best for Flexible Loading and Access	Maximum pressure: Up to 12,000 PSI	Flow rate: 5.3 oz. per minute	Batteries: Two 4.0Ah batteries	VIEW ON AMAZON	See Our Full Breakdown

More Details on Our Top Picks

1. Seesii Cordless Electric Grease Gun with Lock-On Trigger

   

   Best for Continuous Greasing

   View on Amazon

   The Seesii Cordless Electric Grease Gun is a strong fit for operators who need steady output across multiple fittings: its 5.8 oz/min flow rate and lock-on trigger let grease keep moving without holding the trigger through every application. The 48-inch hose and four coupler attachments also give it more reach and fitting options than the Lincoln 1882 PowerLuber, which has a 36-inch hose. Its pressure tops out at 10,000 PSI, matching the Lincoln and DEWALT kits rather than the higher-pressure figures listed for some other roundup models. The tradeoff is its specified runtime of up to six 14-ounce cartridges per charge, shorter than the DEWALT kit’s stated capacity of up to 16. I’d choose it for varied fittings and repeated service work, but not for a full shift away from charging.

   Pros:

   • 5.8 oz/min flow rate supports faster grease delivery during repeated service tasks.
   • Lock-on trigger allows continuous operation without keeping a finger on the trigger.
   • 48-inch hose and four included couplers help reach difficult fittings.
   • Supports cartridge, bulk, and suction loading.

   Cons:

   • Battery runtime is specified at up to six 14-ounce cartridges per charge, which may limit long service rounds.
   • Battery compatibility is specified for Seesii and Ma-kita 18V batteries, limiting platform flexibility.

   Best for: Equipment operators servicing several kinds of fittings who value hands-free continuous greasing, a long hose, and multiple loading methods.

   Not ideal for: Crews lubricating heavy equipment all day far from charging facilities, since the stated battery runtime is up to six 14-ounce cartridges per charge.

   • Maximum pressure:10,000 PSI
   • Flow rate:5.8 oz/min
   • Hose length:48 inches
   • Battery capacity:2.0Ah
   • Stated battery runtime:Up to six full 14 oz grease cartridges per charge
   • Loading methods:Bulk, cartridge, and suction
   • Grease compatibility:NLGI #0, #1, and #2
   • Battery compatibility:Seesii and Ma-kita 18V batteries
   Our verdict

   “Choose the Seesii for continuous greasing and varied fitting access, but pick the DEWALT kit if its stated longer cartridge runtime matters more.”

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2. Milwaukee M18 Cordless 2-Speed Grease Gun Kit

   

   Best for Two-Speed Control

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   The Milwaukee M18 Cordless 2-Speed Grease Gun Kit earns a place for its two-speed operation, which gives users a choice of pace for different lubrication tasks. That control is its clearest point of difference from the Lincoln 1882 PowerLuber, whose supplied details describe a high-torque motor but do not specify multiple speeds. Milwaukee is also described as built for demanding environments, making it a plausible match for service work around heavy equipment. The information provided, however, omits pressure, flow rate, hose length, battery capacity, and runtime. That makes it harder to compare reach and output against the Seesii and DEWALT models, which list those figures. I’d favor Milwaukee when two-speed control and its cordless M18 kit format are the priority, but skip it if buying depends on documented output or runtime details.

   Pros:

   • Two-speed operation offers more control over the pace of lubrication.
   • Cordless format supports portable work around equipment.
   • Described as having durable construction for demanding environments.

   Cons:

   • Supplied product details do not state maximum pressure or flow rate.
   • Hose length, battery capacity, and runtime are not specified, making work-range planning difficult.
   • Battery life is described as varying with use, with no runtime figure provided.

   Best for: Mechanics who want two operating speeds for varied lubrication tasks and prefer a cordless kit described as durable for demanding work.

   Not ideal for: Buyers who need verified pressure, flow rate, hose reach, or battery-runtime figures before selecting a grease gun for heavy-equipment service.

   • Tool platform:Milwaukee M18
   • Power source:Cordless
   • Operating speeds:Two
   • Construction:Described as durable for demanding environments
   • Maximum pressure:Not specified in supplied product details
   • Flow rate:Not specified in supplied product details
   • Hose length:Not specified in supplied product details
   • Battery runtime:Not specified; described as varying with usage
   Our verdict

   “Choose the Milwaukee if two-speed control is your priority, but favor a model with published output and runtime specifications when those figures guide your equipment-service plan.”

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3. Clatoon Electric Grease Gun (Tool Only) Compatible with Makita 18V Batteries

   

   Best for Existing Makita Battery Owners

   View on Amazon

   The Clatoon Electric Grease Gun makes most sense for a buyer who already owns compatible Makita 18V batteries: its 10,000 PSI pressure and 5.3 oz/min flow rate suit demanding lubrication, while the tool-only format avoids adding another battery to an existing setup. Its 39.4-inch hose is shorter than the Seesii’s 48-inch hose, but longer than the Lincoln 1882’s 36 inches, a middle-ground reach for fittings tucked behind equipment components. Clatoon also includes several couplers and loading support for standard cartridges and bulk grease. The main catch is that the battery is not included, so it is a less convenient starting point than the battery-included Lincoln or DEWALT kit. I’d shortlist it for Makita-platform users, not for crews who need a ready-to-run kit.

   Pros:

   • 10,000 PSI maximum pressure is suited to demanding lubrication work.
   • 5.3 oz/min flow rate supports efficient grease delivery.
   • 39.4-inch flexible hose offers more reach than the Lincoln 1882’s 36-inch hose.
   • Includes flat, pointed, and dual-handle couplers plus loading accessories.

   Cons:

   • Battery is not included, so it is not ready to operate out of the box without a compatible pack.
   • Performance may vary with grease type and temperature.
   • Its hose is shorter than the Seesii’s 48-inch hose for fittings farther out of reach.

   Best for: Heavy-equipment mechanics who already own Makita 18V batteries and want a high-pressure tool with multiple included couplers.

   Not ideal for: First-time cordless grease-gun buyers without Makita 18V batteries, since the required battery is not included.

   • Maximum pressure:10,000 PSI
   • Flow rate:5.3 oz/min
   • Battery compatibility:Makita 18V batteries
   • Battery included:No
   • Hose length:39.4 inches
   • Grease compatibility:Standard 14 oz cartridges, bulk grease, and NLGI #2
   • Included couplers:Flat, pointed, and dual-handle
   • Other included accessories:Hose, straight tube, wrenches, gloves, and manual
   Our verdict

   “Choose Clatoon if you already have Makita 18V batteries and want a well-equipped, high-pressure tool, but look elsewhere for a complete kit.”

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4. Lincoln 1882 PowerLuber 20 Volt Battery-Powered Grease Gun with 36-Inch Hose

   

   Best for Service-Support Confidence

   View on Amazon

   The Lincoln 1882 PowerLuber stands out for buyers who value a documented warranty and a straightforward, durable setup for agricultural, automotive, or industrial maintenance. It reaches 10,000 PSI, matching the DEWALT and Seesii models, and comes with a battery; its 36-inch hose, however, is shorter than the DEWALT’s 42 inches and the Seesii’s 48. That reduced reach can mean repositioning the tool more often around crowded heavy equipment. Lincoln includes an LED light and a built-in vent valve, useful details for setup and work in dim areas, but its supplied details do not state a flow rate or cartridge-per-charge figure. It is also described as relatively heavy and requires compatible 14-ounce cartridges. I’d rank it for buyers who prioritize the stated warranty and durability over reach or published runtime.

   Pros:

   • 10,000 PSI maximum pressure supports demanding lubrication tasks.
   • Battery is included, unlike the Clatoon tool-only option.
   • LED light and built-in vent valve support setup and work in dim conditions.
   • Warranty is specified as five years on the tool and two years on the battery.

   Cons:

   • 36-inch hose is shorter than the hoses on the DEWALT and Seesii models.
   • Described as relatively heavy for extended use.
   • Battery life may be limited under heavy use, and no cartridge-per-charge figure is supplied.

   Best for: Agricultural and industrial maintenance teams seeking a battery-included grease gun with a stated tool and battery warranty.

   Not ideal for: Operators who regularly grease hard-to-reach fittings or need published flow and runtime figures to plan long service rounds.

   • Power source:20V lithium-ion battery
   • Maximum pressure:10,000 PSI
   • Hose length:36 inches
   • Battery included:Yes
   • Lighting:Built-in LED
   • Valve:Built-in vent valve
   • Stated warranty:Five years on tool; two years on battery
   • Cartridge requirement:Compatible 14 oz cartridges
   Our verdict

   “Choose the Lincoln if warranty coverage and a battery-included industrial tool matter more than longer hose reach or stated runtime.”

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5. DEWALT 20V MAX Cordless Grease Gun Kit with 4.0Ah Battery and Charger

   

   Best for Long Service Rounds

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   The DEWALT 20V MAX Grease Gun Kit is the strongest fit here for longer service rounds because its supplied runtime is up to 16 cartridges per charge with the included 4.0Ah battery. Its 10,000 PSI pressure matches the Lincoln and Seesii, while its 5.0 oz/min flow rate is below the Seesii’s 5.8 oz/min; the DEWALT’s advantage is endurance, not the highest listed speed. A 42-inch hose reaches farther than the Lincoln’s 36 inches, though not as far as the Seesii’s 48. The variable-speed trigger helps control flow, and the kit adds a charger, shoulder strap, and case. Compared with the tool-only Clatoon, this package is ready to use with its included battery. The tradeoff is dependence on the 20V MAX battery platform and a flow rate that trails the Seesii.

   Pros:

   • Stated runtime of up to 16 cartridges per charge with the included 4.0Ah battery.
   • Variable-speed trigger helps control grease delivery.
   • 42-inch hose is longer than the Lincoln 1882’s 36-inch hose.
   • Kit includes battery, charger, shoulder strap, and case.

   Cons:

   • Requires a compatible 20V MAX battery platform for operation.
   • 5.0 oz/min flow rate is lower than the Seesii’s stated 5.8 oz/min.
   • 42-inch hose is shorter than the Seesii’s 48-inch hose.

   Best for: Fleet and equipment-maintenance crews who need a complete kit and a stated cartridge-per-charge figure for extended rounds.

   Not ideal for: Buyers already committed to another battery platform, or operators who prioritize the longest hose and highest listed flow rate over runtime.

   • Model:DCGG571M1
   • Power:20V MAX
   • Maximum pressure:10,000 PSI
   • Flow rate:Up to 5.0 oz/min
   • Hose length:42 inches
   • Included battery:4.0Ah lithium-ion
   • Stated battery runtime:Up to 16 cartridges per charge
   • Features:Variable-speed trigger, LED light, pump filter screen, no-mar foot, and air-bleeder valve
   • Warranty:Three-year limited
   Our verdict

   “Choose the DEWALT kit for longer service rounds and a complete battery-and-charger package, but pick the Seesii for greater stated flow and hose reach.”

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6. Tolcuez 2-in-1 Cordless Grease Gun Kit, 12,000 PSI, with Two Batteries and 39.4-Inch Hose

   

   Best for Extended Reach and Runtime

   View on Amazon

   The Tolcuez CR-602 pairs a long 39.4-inch hose with pistol and in-line grip modes, giving heavy-equipment owners options for reaching fittings without shifting the whole tool into an awkward position. Its two 4.0 Ah batteries and rapid charger suit farm or fleet work that spans multiple machines. Compared with the ZMPZMP, Tolcuez includes batteries and a charger, while ZMPZMP can appeal to owners already invested in DeWalt 20V batteries. The 12,000 PSI maximum and 6.35 oz/min flow rate are suited to routine lubrication, though the Ristow offers higher listed pressure and faster maximum flow. At 12.32 pounds, Tolcuez is a substantial tool to carry between grease points; the shoulder strap helps, but does not make it a lightweight choice.

   Pros:

   • Pistol and in-line grips offer flexibility around crowded equipment
   • 39.4-inch hose and 90-degree swivel coupler help reach awkward fittings
   • Two 4.0 Ah batteries and rapid charger support extended work
   • IP54 rating and LED work light suit exposed or dim work areas

   Cons:

   • 12.32-pound weight can make repeated overhead or all-day use tiring
   • Its 12,000 PSI maximum and 6.35 oz/min flow are below the Ristow’s listed 15,000 PSI and 8 oz/min

   Best for: Farm and fleet crews who need a ready-to-run kit, a long hose, and two grip configurations for servicing hard-to-reach fittings across several machines.

   Not ideal for: Technicians who carry a grease gun for long shifts or prioritize the highest listed pressure and flow; its 12.32-pound weight is a burden, and the Ristow lists stronger output.

   • Maximum pressure:12,000 PSI
   • Flow rate:6.35 oz/min
   • Hose length:39.4 inches
   • Batteries:Two 4.0 Ah lithium batteries
   • Grease compatibility:14 oz cartridges or bulk grease; NLGI #0, #1, and #2
   • Ingress protection:IP54
   • Weight:12.32 pounds
   • Included features:Rapid charger, LED work light, 90° swivel coupler, adjustable shoulder strap
   Our verdict

   “Choose the Tolcuez if you want a complete two-battery kit with flexible reach, and skip it if low carry weight is your priority.”

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7. TaskStar Cordless Electric Grease Gun with Lock-On Trigger

   

   Best Lightweight Pick

   View on Amazon

   At a listed 5.6 pounds, the TaskStar is the lightest clearly specified option in this group, a practical advantage when a technician must move between fittings across a large machine. Its 10,000 PSI maximum and 5 oz/min flow rate provide a straightforward specification set for regular lubrication, while the lock-on trigger allows continuous operation without holding the trigger down. The Tolcuez offers a longer hose, two grip modes, and detailed grease-loading compatibility; TaskStar’s listing does not provide those details, so buyers cannot judge reach or loading flexibility as easily. It does include two rechargeable batteries and a shoulder strap, but battery runtime and charging time are unspecified. This makes TaskStar attractive for portability, not for buyers who need documented long-run performance or a full accessory package.

   Pros:

   • Listed weight of 5.6 pounds is easier to carry than the Tolcuez or Ristow
   • Lock-on trigger supports continuous greasing without constant finger pressure
   • Two rechargeable batteries are included
   • Shoulder strap supports portable job-site use

   Cons:

   • Battery runtime and charging time are not specified
   • Hose length, couplers, and grease-loading compatibility are not detailed
   • Its 10,000 PSI maximum is lower than the Ristow and the 12,000 PSI Tolcuez

   Best for: Mobile farm and workshop technicians who value a lighter tool and lock-on operation for routine lubrication across multiple service points.

   Not ideal for: Heavy-equipment crews who need documented battery runtime, a long hose, or specified couplers and loading options before choosing a tool.

   • Maximum pressure:10,000 PSI
   • Flow rate:5 oz/min
   • Weight:5.6 pounds
   • Power source:Rechargeable batteries
   • Batteries included:Two
   • Trigger:Lock-on
   • Included accessory:Shoulder strap
   Our verdict

   “Pick the TaskStar for a lighter, simpler cordless option, but choose a better-documented kit if reach, runtime, or accessories are central to your work.”

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8. Ristow 15,000 PSI Cordless Electric Grease Gun with Brushless Motor and Two 4.0Ah Batteries

   

   Best for High-Pressure, Controlled Delivery

   View on Amazon

   The Ristow stands apart on paper with 15,000 PSI, a listed maximum flow of 8 oz/min, five speed settings, and four programmable timers. That range gives heavy-equipment crews more control over delivery than the simpler TaskStar, whose listing specifies a lock-on trigger but no speed settings or timer. Four supplied couplers—including flat, sharp, and 90-degree styles—also broaden its reach across different fitting situations. The tradeoff is bulk: at 11.62 pounds, it is not the easy-carry pick, and its maximum performance figures come from product data rather than independent verification. Two 4.0 Ah batteries are included, and Makita 18V compatibility may suit owners of that platform. Compared with the Tolcuez, Ristow lists greater pressure and flow, but Tolcuez provides a similarly flexible grip setup and a slightly longer stated hose.

   Pros:

   • 15,000 PSI maximum and up to 8 oz/min flow are the highest listed figures among these five options
   • Five speed settings and four timer choices allow controlled grease delivery
   • Includes two 4.0 Ah batteries, LED light, shoulder strap, and four couplers
   • Compatible with Makita 18V batteries

   Cons:

   • 11.62-pound weight can tire users during extended carry or overhead work
   • Runtime and performance claims are supplied by the product listing
   • Its 3.3-foot hose is shorter than the 39- to 42-inch hoses on the ZMPZMP, Tolcuez, and DEWALT

   Best for: Heavy-equipment mechanics who want adjustable delivery, multiple coupler styles, and a high listed pressure for varied lubrication jobs.

   Not ideal for: Technicians seeking a lightweight grease gun or buyers who prefer to avoid relying on stated maximum performance figures; at 11.62 pounds, this is a heavier carry.

   • Maximum pressure:15,000 PSI
   • Motor:Brushless
   • Speed settings:5
   • Maximum flow rate:8 oz/min
   • Timer settings:30, 60, 120, and 180 seconds
   • Batteries:Two 4.0 Ah lithium-ion
   • Battery compatibility:Makita 18V batteries
   • Hose length:3.3 feet (1 m)
   • Item weight:11.62 pounds
   Our verdict

   “Choose the Ristow for its adjustable delivery and strongest listed output, provided its weight and performance-data caveat fit your needs.”

   → See it on Amazon →

9. ZMPZMP Cordless Grease Gun for DeWalt 20V Batteries, 12,000 PSI, with 39-Inch Hose and 4 Couplers (Tool Only)

   

   Best for DeWalt Battery Owners

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   For crews already using compatible DeWalt 20V batteries, the ZMPZMP keeps the grease gun in the same battery system rather than adding a separate platform. Its 12,000 PSI maximum, up to 8 oz/min flow, and variable-speed trigger pair strong listed output with control at the fitting. The 39-inch hose, pistol or in-line grip, and four couplers make it more adaptable than the more basic TaskStar, whose accessory and hose details are not specified. A key cost of that platform fit is that this is a tool-only purchase: battery and charger are not included, so it makes less sense for a buyer starting from scratch. The Ristow lists higher pressure and includes batteries, but the ZMPZMP offers a longer stated hose and names a broad set of compatible DeWalt battery models.

   Pros:

   • Compatible with several specified DeWalt 20V lithium-ion battery models
   • 39-inch hose and rotating pistol or in-line grip help reach difficult fittings
   • Variable-speed trigger and overload protection add control and protection
   • Includes four couplers, an LED work light, and support for cartridge or bulk grease

   Cons:

   • Battery and charger are not included
   • Requires a compatible DeWalt 20V battery
   • Its 12,000 PSI maximum is below the Ristow’s listed 15,000 PSI

   Best for: Equipment technicians who already own a compatible DeWalt 20V battery and want a long-hose grease gun with multiple couplers and adjustable trigger control.

   Not ideal for: Buyers without a compatible DeWalt 20V battery, or crews who need a complete kit; this tool-only model includes neither a battery nor a charger.

   • Battery compatibility:DeWalt 20V lithium-ion DCB200, DCB201, DCB203, DCB204, DCB205, and DCB206
   • Maximum pressure:12,000 PSI
   • Maximum flow rate:8 oz/min
   • Hose length:39 inches
   • Included couplers:4
   • Grease capacity:14 oz cartridge or bulk loading
   • Compatible grease:NLGI #0, #1, and #2
   • Grip types:Pistol and in-line
   • Battery and charger:Not included
   Our verdict

   “Choose the ZMPZMP if you already own a compatible DeWalt 20V battery; otherwise, a battery-included kit such as the Tolcuez is a more complete starting point.”

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10. DEWALT 20V MAX Cordless Grease Gun, 42-Inch Hose, Tool Only (DCGG571B)

    

    Best for Long-Hose Reach

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    The DEWALT DCGG571B is the reach-focused choice here, with a 42-inch flexible hose that gives users more room to position the tool around chassis, axles, and other crowded service points. Its variable-speed trigger lets the operator moderate grease delivery, while the air-bleeder valve helps prime the pump after a cartridge change. The ZMPZMP also targets DeWalt battery owners and includes four couplers and two grip configurations; this DEWALT listing instead emphasizes hose length and pump-priming support. Its 10,000 PSI maximum and up to 5 oz/min flow are lower than the Ristow’s listed output, so buyers prioritizing pressure or speed should compare those models. This is a tool-only option, and its battery is sold separately, making it most compelling for existing 20V MAX users.

    Pros:

    • 42-inch flexible hose is the longest specified in this five-product group
    • Variable-speed trigger helps tailor grease delivery
    • Air-bleeder valve supports pump priming after cartridge changes
    • LED work light and integrated foot add useful job-site features

    Cons:

    • 20V MAX battery is not included
    • 10,000 PSI maximum and up to 5 oz/min flow are below the Ristow’s listed figures
    • The listing does not specify included couplers or alternate grip positions

    Best for: DeWalt 20V MAX owners who service fittings tucked behind heavy-equipment components and value a long hose plus a priming aid.

    Not ideal for: Buyers who need batteries in the box or want higher listed pressure and flow; the Ristow offers stronger stated output, while this DEWALT is tool-only.

    • Power source:20V MAX battery
    • Maximum pressure:10,000 PSI
    • Flow rate:Up to 5.0 oz/min
    • Hose length:42 inches
    • Speed control:Variable-speed trigger
    • Work light:LED
    • Included battery:Not included; tool only
    • Warranty:3-year limited warranty
    Our verdict

    “Pick this DEWALT for its long hose and priming aid if you already own a 20V MAX battery, but look elsewhere for a complete kit or higher listed output.”

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11. Craftsman V20 Cordless Grease Gun with 40″ Hose and LED Light

    

    Best for V20 Owners

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    I’d shortlist this Craftsman when a V20 battery setup is already part of the equipment-maintenance kit. Its 10,000 PSI output and two-speed transmission suit routine greasing on farm and construction equipment, while the variable-speed trigger gives more control when fittings need a measured application. The 40-inch hose and LED light help reach and illuminate cramped points without repositioning the tool as often.

    Compared with the DEWALT 20V MAX Grease Gun, the Craftsman has a shorter hose, though both are listed at up to 10,000 PSI and 9 oz. per minute. Its main limitation for heavy-equipment fleets is that the supplied information cautions that pressure may fall short for demanding industrial service. The battery is also not included, so this is most appealing to existing V20 users rather than buyers building a kit from scratch.

    Pros:

    • V20 compatibility can make use of batteries already in a Craftsman tool kit.
    • Variable-speed trigger and two-speed transmission offer control over grease delivery.
    • 40-inch hose helps reach fittings set back from the operator.
    • LED light supports work around dim or shadowed components.

    Cons:

    • Battery is not included, adding a separate requirement for buyers without V20 batteries.
    • The listed 10,000 PSI may not suit the most demanding industrial lubrication tasks.
    • Its 40-inch hose is shorter than the DEWALT model’s 47-inch hose.

    Best for: Equipment owners and farm operators who already have Craftsman V20 batteries and need controlled routine greasing around accessible machinery.

    Not ideal for: Industrial maintenance crews facing stubborn, high-pressure fittings or buyers who need a battery and charger included.

    • Battery system:Craftsman V20
    • Power source:Battery-powered
    • Maximum pressure:10,000 PSI
    • Grease output:Up to 9 oz. per minute
    • Hose length:40 inches
    • Transmission:Two-speed
    • Light:LED
    • Battery included:No
    Our verdict

    “Choose the Craftsman if you own V20 batteries and want trigger control for routine heavy-equipment maintenance, but look to a higher-pressure option for severe-duty fittings.”

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12. DEWALT 20V MAX Grease Gun, 10,000 PSI, 2-Speed Cordless with 47-Inch Hose and LED Light

    

    Best for Long Reach

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    When grease points sit deep inside an axle, loader linkage, or truck chassis, I give this DEWALT the nod for its 47-inch reinforced hose. That extra reach over the Craftsman V20’s 40-inch hose can reduce awkward repositioning around large machines. It pairs the hose with two-speed operation, up to 10,000 PSI, a stated dispensing rate of up to 9 oz. per minute, and an onboard LED for dim service areas.

    The kit includes a 20V MAX battery and charger, making it a more complete starting point than the tool-only Craftsman. The listed capacity of up to seven tubes per charge also speaks to sustained work, though the product information cautions that runtime can be limited during extended use. Its weight may become tiring during long handheld sessions, and 10,000 PSI is below the 12,000 PSI listed for the Seesii and Bluebow options.

    Pros:

    • 47-inch reinforced hose reaches farther than the Craftsman V20 model’s 40-inch hose.
    • Kit includes a 20V MAX battery and charger.
    • Two-speed operation supports controlled dispensing across different lubrication tasks.
    • LED light and stated capacity of up to seven tubes per charge suit field maintenance.

    Cons:

    • The tool may feel heavy during extended handheld work.
    • Runtime may be limited during prolonged use.
    • Its 10,000 PSI rating is lower than the 12,000 PSI listed for several alternatives in this group.

    Best for: Mobile mechanics and fleet technicians who need extra hose reach and want a battery-and-charger kit for servicing large equipment.

    Not ideal for: Crews prioritizing the highest listed pressure or operators who will hold a heavy grease gun overhead for prolonged periods.

    • Battery system:20V MAX
    • Maximum pressure:10,000 PSI
    • Hose length:47 inches, reinforced
    • Dispensing rate:Up to 9 oz. per minute
    • Operation:Two-speed
    • Battery capacity:Up to 7 tubes per charge
    • Light:Onboard LED
    • Included accessories:Battery and charger
    Our verdict

    “Pick the DEWALT for its long hose and included battery kit, but choose a 12,000 PSI model if pressure headroom is your priority.”

    → See it on Amazon →

13. Seesii 2-in-1 Cordless Electric Grease Gun, 12,000 PSI, with Two Batteries and 48-Inch Hose

    

    Best for Long Field Shifts

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    For field crews who need to keep working away from a charger, this Seesii stands out by including two 2.0Ah batteries and supporting either standard 14 oz cartridges or bulk grease. Its 12,000 PSI rating is higher than the 10,000 PSI Craftsman and DEWALT models here, while the 48-inch hose is the longest listed among this group. That reach can help when fittings are tucked behind guards or along large equipment frames.

    The tradeoff is a listed flow rate of 5.3 oz. per minute, below the up-to-9-oz. rate given for the two lower-pressure models. At 6.6 pounds, it may also be tiring over a full day of overhead work. The LED and carrying case round out a field-oriented package, but I would treat the product description’s productivity claims as claims, not verified performance figures.

    Pros:

    • 12,000 PSI listed working pressure exceeds the 10,000 PSI Craftsman and DEWALT models.
    • Two rechargeable batteries support work away from a charging point.
    • 48-inch hose offers the longest stated reach among these five products.
    • Accepts standard 14 oz cartridges or bulk grease and includes an LED and carrying case.

    Cons:

    • The 5.3 oz. per minute flow rate is below the up-to-9-oz. rate listed for Craftsman and DEWALT.
    • Listed weight of 6.6 pounds may cause fatigue during prolonged handheld use.
    • Productivity claims in the description are not independently substantiated by the provided data.

    Best for: Farm and construction crews who need a spare battery, long reach, and cartridge-or-bulk loading for service away from a workshop.

    Not ideal for: Operators who prioritize the fastest listed dispensing rate or need a lighter tool for frequent overhead lubrication.

    • Model:SE-GR01 Ultra
    • Working pressure:Up to 12,000 PSI
    • Flow rate:5.3 oz. per minute
    • Batteries:Two rechargeable 2.0Ah batteries
    • Hose length:48 inches
    • Grease capacity:400 cc
    • Loading:Standard 14 oz cartridges or bulk grease
    • Supported grease grades:NLGI #0, #1, and #2
    • Weight:6.6 pounds
    Our verdict

    “Choose the Seesii for field flexibility, spare-battery coverage, and long reach, but skip it if lower weight or a faster stated flow rate matters more.”

    → See it on Amazon →

14. Bluebow Electric Grease Gun Kit – 12,000 PSI, 5.3 oz/min Flow, Dual 4000mAh Batteries, 39.4″ Hose, Teal

    

    Best for Battery Capacity

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    The Bluebow’s clearest advantage is its pair of 4,000mAh batteries, a larger stated capacity per battery than the Seesii’s two 2.0Ah packs. For crews working through a service route, that gives this kit a useful battery-capacity edge on paper, though no runtime figure is supplied. It also lists 12,000 PSI pressure and 5.3 oz. per minute flow, matching the Seesii’s stated pressure and rate while offering a flexible 39.4-inch hose and a carrying case.

    That hose is shorter than both the Seesii’s 48-inch reach and the DEWALT’s 47-inch reach, so deeply recessed fittings may take more maneuvering. Bluebow is presented as a one-handed, cordless tool for tight engine bays, but its battery-life caveat matters during continuous high-pressure work. I’d choose it over the Seesii when battery capacity is the priority, not when maximum reach is the deciding factor.

    Pros:

    • Two 4,000mAh batteries provide greater stated capacity per pack than the Seesii’s 2.0Ah batteries.
    • 12,000 PSI pressure suits demanding equipment lubrication tasks.
    • 5.3 oz. per minute flow rate and cordless operation support mobile maintenance.
    • Flexible hose and carrying case help with portability and access around machinery.

    Cons:

    • 39.4-inch hose is shorter than the Seesii’s 48-inch and DEWALT’s 47-inch hoses.
    • Battery life may be limited during continuous high-pressure use.
    • No specific runtime or grease capacity is provided in the supplied specifications.

    Best for: Farmers, truckers, and mechanics seeking a cordless 12,000 PSI kit with higher stated battery capacity for regular service routes.

    Not ideal for: Technicians who need the longest hose reach or documented runtime for continuous high-pressure work.

    • Pressure:12,000 PSI
    • Flow rate:5.3 oz. per minute
    • Battery capacity:Two 4,000mAh lithium batteries
    • Hose length:39.4 inches
    • Power source:Cordless lithium-ion batteries
    • Grip:Ergonomic one-handed grip
    • Included case:Rugged carrying case
    • Color:Teal
    Our verdict

    “Choose Bluebow if dual high-capacity batteries matter more than maximum hose reach, while recognizing that continuous-use runtime is unspecified.”

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15. Alloyman 2-in-1 Cordless Grease Gun Kit with Two 4.0 Ah Batteries

    

    Best for Flexible Loading and Access

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    Alloyman earns a distinct place for combining pistol and straight operating modes with bulk or cartridge loading. That flexibility can help when service points vary in access and crews prefer to load grease their own way. Its 12,000 PSI rating and 5.3 oz. per minute flow match the listed figures for the Seesii and Bluebow, while two 4.0Ah batteries are supplied. The 39.4-inch hose is shorter than the Seesii’s 48-inch option, but the LED can help when working in shadowed areas.

    The stated 600 cc bulk capacity gives it a practical edge over products with no bulk capacity listed, although the cartridge-capacity entry is recorded as “114 oz,” an unusual specification that buyers should verify before relying on it. Compared with Bluebow, Alloyman adds mode switching and loading detail, but the provided information offers no firsthand performance evidence. I’d treat its one-year warranty as useful coverage, not proof of long-term durability.

    Pros:

    • Pistol and straight modes offer different handling options for varied access points.
    • Two 4.0Ah batteries are included.
    • Supports bulk grease and cartridge loading, with 600 cc bulk capacity listed.
    • 39.4-inch flexible hose and LED aid access in tight or dim spaces.

    Cons:

    • The listed cartridge capacity of 114 oz is unusual and should be confirmed before purchase.
    • No firsthand performance details are provided in the product information.
    • 39.4-inch hose is shorter than the Seesii’s 48-inch hose.

    Best for: Mechanics and equipment owners who want two handling modes, dual batteries, and the choice of bulk grease or cartridges.

    Not ideal for: Buyers who need verified performance data or who rely on a clearly stated cartridge capacity without checking the listing.

    • Maximum pressure:Up to 12,000 PSI
    • Flow rate:5.3 oz. per minute
    • Batteries:Two 4.0Ah batteries
    • Operating modes:Pistol and straight
    • Hose length:39.4 inches
    • Bulk capacity:600 cc (20 oz.)
    • Cartridge capacity:Listed as 114 oz.
    • Warranty:365 days
    • Light:Built-in LED
    Our verdict

    “Choose Alloyman for mode flexibility and bulk-or-cartridge loading, but confirm the unusual cartridge-capacity specification before buying.”

    → See it on Amazon →

How We Picked

I ranked these guns for the demands of heavy-equipment lubrication, where repeated fittings, dirty work areas, awkward access, and downtime all shape the buying decision. I compared the stated pressure and flow features, speed control, hose length, included batteries and charger, battery-platform compatibility, and practical details such as a light or lock-on trigger. I also separated full kits from tool-only models because a lower-friction purchase for an existing battery-platform owner may be a poor choice for someone starting from scratch.

The top positions go to options with a clearer fit for regular fleet or equipment service, particularly established platform kits and models with useful control features. Lower-ranked picks can still suit buyers who want multiple batteries, a specific compatible battery system, or a long hose, but the listed specifications alone offer less evidence of long-term service support or working performance. I treat PSI claims as one factor—not a substitute for capacity, ergonomics, runtime, coupler fit, or a practical plan for keeping the gun supplied with grease.

Factors to Consider When Choosing Cordless Grease Gun For Heavy Equipment

Choosing a grease gun for heavy machinery is less about finding the biggest number on a product listing and more about avoiding interruptions during routine service. I would start with the equipment’s fittings and maintenance pattern, then check the battery system, hose handling, and loading method against the worksite. These broader checks help separate a useful field tool from a spec-heavy purchase that does not fit your setup.

Match Pressure and Flow to the Work

Pressure and flow answer different questions: pressure is the force available to move grease, while flow affects how quickly the gun dispenses it. A high pressure rating may help with resistant fittings, but it does not guarantee the fastest service or consistent output under every condition. If your work includes both routine points and fittings that are difficult to grease, adjustable speed can offer more control than relying on a single delivery rate. Avoid selecting by PSI alone; check how the manufacturer describes pressure and output, and consider whether your crew needs measured application or speed across many fittings. When specifications are incomplete, favor a clearly described two-speed tool over an unexplained headline number.

Check Battery Compatibility and Shift Coverage

Battery fit can change the true convenience of a tool-only model. If your shop already runs Milwaukee M18 or DEWALT 20V MAX batteries, a compatible gun can reduce the number of chargers and battery types carried into the field. If you are buying into a platform, compare what the kit actually includes and whether replacement batteries are readily available through your normal supplier. Two included batteries can help limit pauses during a long service route, though listed capacity does not tell you how long the gun will run under your specific workload. Plan around the number of fittings serviced, the amount of grease dispensed, and access to charging between shifts.

Choose Hose Reach Without Creating a Tangle

A longer hose can reach fittings behind guards, under frames, or around large tires without forcing the tool body into a tight space. That extra reach can also snag on components or make the hose slower to position and store, especially in crowded service bays. Measure the hardest-to-reach fittings on your actual equipment rather than assuming the longest listed hose is automatically best. Consider how the hose bends and whether its connection and coupler suit your existing grease fittings. If one gun will cover several machines, a manageable hose with adequate reach may be more useful than maximum length.

Plan for Loading, Priming, and Coupler Fit

Grease loading can interrupt work when the barrel is messy, the cartridge is not seated properly, or the gun needs repeated priming. Before buying, confirm the loading methods the model supports and whether they match the grease supplies used by your shop. Check the coupler type and compatibility with the fittings you service; a powerful gun is of little help if the connection slips or is difficult to release. Keep grease cleanliness in mind, since contamination introduced during loading can affect lubrication quality. For fleet maintenance, a repeatable loading process and spare cartridges can save more time than a small difference in advertised output.

Judge Ergonomics and Control for Repeated Use

Heavy-equipment lubrication often means holding a tool in an awkward position while reaching around hot, dirty, or obstructed areas. A lock-on trigger can reduce repeated finger pressure during longer applications, while a light can help locate fittings in shaded compartments. Those features are useful only if the grip, balance, and trigger remain manageable with the hose extended. Think about who will operate the tool and whether the same person will service dozens of points in one session. Do not trade away control for speed when the work requires careful grease application or when the operator must handle the gun one-handed.

Weigh Service Support Against Kit Contents

A complete kit can be the sensible choice for a new user, but included batteries and accessories are not the only measures of long-term value. For a tool expected to work across a fleet, check warranty terms, parts availability, service options, and how easily you can replace a hose or coupler. A tool-only model can be a better fit when it joins a battery system your crew already maintains, while an unfamiliar platform may create extra charging and replacement hassles. Compare what comes in the box with what your shop already owns before paying for duplicate accessories. For regular commercial use, dependable support and a practical maintenance plan can outweigh extra accessories on day one.

Frequently Asked Questions

Is a 12,000 PSI cordless grease gun automatically better for heavy equipment?

No. A pressure figure is only one part of the tool’s suitability, and products may present pressure and output information differently. You also need to account for control, hose reach, battery runtime, coupler fit, and how the gun performs across the fittings you service. A two-speed model can be more adaptable than a higher-claim single-speed option when one machine has both routine and resistant points. Match the stated capability to the equipment manual and maintenance procedure rather than choosing the largest number.

Should I buy a tool-only grease gun or a complete kit?

A tool-only model is usually the cleaner fit when your crew already owns batteries and chargers on the same platform. In this roundup, that makes the Milwaukee and DEWALT ecosystem options more straightforward for established users, while kits with batteries suit buyers starting fresh or needing extra packs for field work. Check the exact battery compatibility before ordering, since similar voltage labels do not mean packs are interchangeable. Also compare the kit contents carefully so you do not buy a charger or battery you already have—or assume one is included when it is not.

How long should the hose be for servicing heavy equipment?

There is no single ideal length: the right hose reaches the least accessible fittings on your machines without becoming cumbersome during routine work. The models here range from roughly 36 inches to 48 inches, giving buyers different reach options, but listed length does not indicate flexibility or ease of storage. Check the most obstructed grease points on your equipment and allow room to position the coupler securely. If several operators share the tool, a hose that is easy to control may be preferable to the longest available option.

Are two batteries necessary for a full day of equipment maintenance?

Two batteries can reduce interruptions, but whether they are necessary depends on how many fittings you service, how much grease each point takes, and whether charging is available during the day. The two-battery kits in this roundup appeal to mobile crews and buyers without spare packs, while owners of an established battery platform may already have enough batteries. Battery capacity alone cannot predict runtime across different jobs or operating conditions. For a full shift, plan a rotation and charging routine rather than relying on the number of included packs as a guarantee.

What should I prioritize if my equipment has hard-to-reach fittings?

Start with hose reach and flexibility, then confirm that the coupler can connect securely in the available space. A long hose can keep the tool body away from obstructions, but a bulky or stiff setup may still make a cramped fitting difficult to service. A work light, such as the one listed on some DEWALT and Craftsman options, can help when fittings sit in shaded areas. Before buying, inspect the actual access points and consider whether a different coupler or extension is compatible with the gun and your maintenance practice.

Conclusion

For most buyers seeking a best overall fit for recurring heavy-equipment work, I would start with the Milwaukee M18 2-Speed Grease Gun Kit, especially if the shop already uses M18 batteries. My best value recommendation depends on what you own: a compatible tool-only DEWALT or Makita option avoids paying for battery hardware you do not need, while the two-battery Seesii, Tolcuez, Bluebow, and Alloyman kits offer a more complete starting point. For a best premium choice, the DEWALT 20V MAX 2-Speed model pairs speed control with a 47-inch hose and light; buyers who prioritize a dedicated lubrication tool can also compare the Lincoln PowerLuber. Beginners should favor a kit with batteries and a clear loading routine rather than choosing a tool-only model on pressure claims. For specific needs, choose a longer hose for obstructed fittings, a lock-on trigger for repeated dispensing, or a familiar battery platform for simpler fleet logistics—then verify coupler fit and service support before committing.