10 Best Cordless Grease Gun 2026 in the United States
#1
Winner
Milwaukee 2646-20 M18 2-Spd Grease Gun Bare Tool
The Milwaukee 2646-20 M18 2-Spd Grease Gun is designed for automotive enthusiasts and professionals who require a reliable and powerful tool for grease application. With an impressive maximum pressure of 10,000 PSI, it easily handles a variety of tasks, ensuring efficient lubrication even in challenging conditions. The 48-inch flexible hose is a standout feature, allowing users to access hard-to-reach fittings without hassle. Additionally, the air bleeder valve enables quick priming, which is particularly useful when starting a new grease cartridge. The lock-on and lock-off trigger enhances user convenience, making it easier to operate for extended periods.
Rating
10.0
Chosen by1,210
Additional Features
Most important from
3521 reviews
#2
DEWALT Grease Gun 20V MAX, Cordless Electric Grease Gun 42” Hose, 10,000 PSI, Variable Speed Triggers, Tool Only (DCGG571B)
The DEWALT 20V MAX Grease Gun is a solid choice for anyone looking for a reliable cordless tool to handle lubrication tasks, especially in automotive or machinery settings. With a maximum pressure of 10,000 PSI, it can effectively power through clogged grease fittings, making it a strong performer for demanding tasks. Its high-flow pump pushes out up to 5.0 oz/min, catering well to high-volume applications, which is a significant advantage for users needing to dispense grease quickly.
Rating
9.1
Maximum Pressure
Most important from
6279 reviews
#3
Milwaukee 2646-22CT M18 2-Spd Grease Gun Kit W/2 Cmpt Bat
The Milwaukee 2646-22CT M18 2-Spd Grease Gun Kit is a versatile and durable tool, ideal for automotive and heavy machinery maintenance. It operates on an 18-volt battery, providing sufficient power for most tasks. The kit includes two compact batteries, which is a great advantage for extended use without frequent recharging.
Rating
8.5
Additional Features
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818 reviews
Top 10 Best Cordless Grease Gun 2026 in the United States
#1
Winner
Milwaukee 2646-20 M18 2-Spd Grease Gun Bare Tool
Milwaukee 2646-20 M18 2-Spd Grease Gun Bare Tool
Maximum Pressure: 10,000 PSI
Hose Length: 48-inch
Weight: 4.21 pounds
Additional Features: air bleeder valve, lock-on/off trigger, grease counter dial
Chosen by 1210 this week
DEWALT Grease Gun 20V MAX, Cordless Electric Grease Gun 42” Hose, 10,000 PSI, Variable Speed Triggers, Tool Only (DCGG571B)
DEWALT Grease Gun 20V MAX, Cordless Electric Grease Gun 42” Hose, 10,000 PSI, Variable Speed Triggers, Tool Only (DCGG571B)
Battery Voltage: 20V
Maximum Pressure: 10,000 PSI
Flow Rate: 5.0 oz/min
Hose Length: 42 Inches
Weight: 8 pounds
Additional Features: Variable Speeds, LED light
Milwaukee 2646-22CT M18 2-Spd Grease Gun Kit W/2 Cmpt Bat
Milwaukee 2646-22CT M18 2-Spd Grease Gun Kit W/2 Cmpt Bat
Battery Voltage: 18 Volts
Weight: 15.37 pounds
Additional Features: Two-speed, 5-year warranty
Seesii Innovative 2-in-1 Grease Gun: High-Efficiency 5.3 oz/min 12,000 PSI Electric Grease Gun Kit with 2 * 2.0AH Batteries and Charger, Easy-to-Use for Farmers, Equipment Operators & Owners
Seesii Innovative 2-in-1 Grease Gun: High-Efficiency 5.3 oz/min 12,000 PSI Electric Grease Gun Kit with 2 * 2.0AH Batteries and Charger, Easy-to-Use for Farmers, Equipment Operators & Owners
Battery Voltage: 18V
Battery Capacity (Ah): 2.0 Ah
Maximum Pressure: 12,000 PSI
Flow Rate: 5.3 oz/min
Hose Length: 39.4 inches
Weight: 11.66 pounds
Additional Features: LED light, shoulder strap, bulk loading
Milwaukee Bare-Tool Milwaukee 2446-20 M12 12-Volt Cordless Grease Gun (Tool Only, No Battery)
Milwaukee Bare-Tool Milwaukee 2446-20 M12 12-Volt Cordless Grease Gun (Tool Only, No Battery)
Battery Voltage: 12 Volts
Maximum Pressure: 8000 PSI
Flow Rate: 7 cartridges per charge
Hose Length: 36 inches
Weight: 7.2 lbs
Additional Features: hose storage, LED gauge, air valve
Related Products
Ecarke Cordless Grease Gun Compatible with Milwaukee 18V Battery, 12000PSI Max Electric Grease Gun, Dual Pistol & in-Line Grip, Works with Bulk & Cartridge Grease, 39" Hose & 4 Couplers (Tool Only)
Ecarke Cordless Grease Gun Compatible with Milwaukee 18V Battery, 12000PSI Max Electric Grease Gun, Dual Pistol & in-Line Grip, Works with Bulk & Cartridge Grease, 39" Hose & 4 Couplers (Tool Only)
Battery Voltage: 18V
Maximum Pressure: 12,000 PSI
Flow Rate: 8 oz/min
Hose Length: 39-inch
Weight: 10.54 pounds
Additional Features: 2-in-1 handle, LED light, couplers
LockNLube Grease Gun Coupler locks onto Zerk fittings. Grease goes in, not on the machine. World's best-selling original locking grease coupler. Rated 10,000 PSI. Long-lasting rebuildable tool.
LockNLube Grease Gun Coupler locks onto Zerk fittings. Grease goes in, not on the machine. World's best-selling original locking grease coupler. Rated 10,000 PSI. Long-lasting rebuildable tool.
Maximum Pressure: 10,000 PSI
Weight: 4 ounces
Additional Features: Patented locking mechanism, Rebuildable design
M18 Cordless 2-Speed Grease Gun Kit - No. 2646-21CT
M18 Cordless 2-Speed Grease Gun Kit - No. 2646-21CT
Battery Voltage: M18
Weight: 13.87 pounds
Additional Features: 2-speed feature
Ecarke Cordless Grease Gun Compatible with DeWalt 20V Battery, 12000PSI Max Electric Grease Gun, Dual Pistol & in-Line Grip, Works with Bulk & Cartridge Grease, with 39" Hose & 4 Couplers (Tool Only)
Ecarke Cordless Grease Gun Compatible with DeWalt 20V Battery, 12000PSI Max Electric Grease Gun, Dual Pistol & in-Line Grip, Works with Bulk & Cartridge Grease, with 39" Hose & 4 Couplers (Tool Only)
Battery Voltage: 20V
Maximum Pressure: 12,000 PSI
Flow Rate: 8 ounces per minute
Hose Length: 39-inch
Weight: 10.7 pounds
Additional Features: dual rotating handle, LED light, case
#10
Ryobi 18V Volt Cordless Grease Gun P3410 (Tool- Only)
Ryobi 18V Volt Cordless Grease Gun P3410 (Tool- Only)
Battery Voltage: 18 Volts
Maximum Pressure: 10,000 PSI
Flow Rate: 7.5 oz/min
Hose Length: 30-inch
Weight: 8.15 lbs
Additional Features: LED work light
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Buying Guide for the Best Cordless Grease Gun
Choosing the right cordless grease gun can make your maintenance tasks much easier and more efficient. A cordless grease gun is a handy tool for lubricating machinery and equipment without the hassle of cords or manual pumping. When selecting a cordless grease gun, it's important to consider several key specifications to ensure you get the best fit for your needs. Understanding these specs will help you make an informed decision and find a tool that meets your requirements.Battery VoltageBattery voltage determines the power of the cordless grease gun. Higher voltage typically means more power and longer run time. Common voltages range from 12V to 20V. For light to moderate use, a 12V or 14.4V model may be sufficient. For heavy-duty tasks or frequent use, consider an 18V or 20V model. Choose based on the intensity and frequency of your lubrication tasks.
Battery Capacity (Ah)Battery capacity, measured in ampere-hours (Ah), indicates how long the battery will last on a single charge. Higher Ah means longer run time. Capacities usually range from 1.5Ah to 5Ah. If you have long or frequent tasks, a higher capacity battery (3Ah or more) will be beneficial. For occasional or short tasks, a lower capacity battery (1.5Ah to 2Ah) may suffice.
Maximum PressureMaximum pressure, measured in pounds per square inch (PSI), indicates the force with which the grease is dispensed. Higher pressure is useful for pushing grease into tight or clogged fittings. Typical ranges are from 6,000 PSI to 10,000 PSI. For general maintenance, 6,000 to 7,500 PSI is usually adequate. For heavy machinery or stubborn fittings, look for models with 8,000 PSI or more.
Flow RateFlow rate, measured in ounces per minute (oz/min), indicates how quickly the grease is dispensed. Higher flow rates can speed up the lubrication process. Common flow rates range from 3 oz/min to 10 oz/min. For quick and efficient lubrication, a higher flow rate (6 oz/min or more) is preferable. For precise or controlled applications, a lower flow rate may be better.
Hose LengthHose length determines how easily you can reach different parts of the machinery. Longer hoses provide more flexibility and reach. Typical lengths range from 24 inches to 48 inches. For hard-to-reach areas or large equipment, a longer hose (36 inches or more) is beneficial. For standard tasks, a shorter hose (24 to 30 inches) may be sufficient.
WeightWeight affects the ease of handling and portability of the grease gun. Lighter models are easier to maneuver, especially for extended use. Weights typically range from 6 to 10 pounds. If you need to use the grease gun for long periods or in various positions, a lighter model (6 to 8 pounds) is preferable. For stationary or occasional use, weight may be less of a concern.
Additional FeaturesAdditional features such as LED lights, variable speed triggers, and ergonomic grips can enhance usability and convenience. LED lights help in low-light conditions, variable speed triggers allow for better control, and ergonomic grips reduce fatigue. Consider which features will make your tasks easier and more comfortable based on your specific needs and working conditions.