A cordless grease gun offers the convenience of easy, portable lubrication without the hassle of cords or compressors. The Bluebow Electric Grease Gun Kit stands out as the overall best thanks to its powerful 12,000 PSI and dual batteries that ensure long runtime. For those seeking a budget-friendly option, the Ryobi 18V Cordless Grease Gun P3410 provides decent performance at a lower price point. Meanwhile, the Milwaukee M18 2-Speed Cordless Grease Gun excels with its variable speed control for more precise application. The main tradeoffs in this category involve balancing power, runtime, and ease of use—more powerful guns often cost more and are heavier, while compact models may sacrifice some pressure or flow rate. Keep reading for a detailed breakdown of these options to find the best fit for your work.
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Key Takeaways
- High-pressure models like the Bluebow and DeWalt kits deliver more power for heavy-duty tasks, but tend to be bulkier and pricier.
- Battery compatibility across brands can save money—many options work with DeWalt, Milwaukee, or Ryobi batteries, adding versatility.
- Flow rate and hose length significantly impact usability; higher flow rates are better for quick lubrication, longer hoses improve accessibility.
- Dual-pistol or 2-in-1 configurations offer increased efficiency for frequent use, but come with added weight and complexity.
- Price varies widely; budget models may lack features like variable speed or lock-on triggers, but still perform adequately for light tasks.
| cordless grease gun | Flow Rate | Hose Length | Weight |
|---|---|---|---|
| Bluebow Electric Grease Gun Ki | 5.3 oz/min | 39.4 inches | 11.77 pounds |
| Milwaukee 2446-20 M12 12-Volt | — | — | 7.2 lbs |
| TaskStar Electric Grease Gun w | 5 oz/min | — | 5.6 lbs |
| 2-in-1 Cordless Grease Gun for | 6 oz/min | 39.4 inches | 6.96 pounds |
| Electric Grease Gun Compatible | 5.3 oz/min | 39 inches | 10.12 pounds |
| Ecarke Cordless Grease Gun Com | 8 oz/min | 39 inches | 10.47 pounds |
| Seesii Electric Grease Gun wit | 5.8 oz/min | 48 inches | 8.2 oz |
| Alloyman 2-in-1 Cordless Greas | 5.3 oz/min | 39.4 inches | 12.78 pounds |
| DEWALT 20V MAX Cordless Electr | 5.0 oz/min | 42 inches | — |
| Milwaukee M18 2-Speed Cordless | variable | 48 inches | — |
| Seesii 2-in-1 Electric Grease | 5.3 oz/min | 48 inches | 6.6 pounds |
| Cordless Grease Gun Compatible | 7.0 oz/min | 39 inches | — |
| DEWALT 20V MAX Cordless Grease | 5 oz/min | 42 inches | 14.8 pounds |
| Ryobi 18V Cordless Grease Gun | 7.5 oz/min | 30 inches | — |
| Cordless Grease Gun Compatible | 8 oz/min | 39 inches | — |
More Details on Our Top Picks
Bluebow Electric Grease Gun Kit, 12,000 PSI, Cordless, Dual 4000mAh Batteries, 39.4″ Flexible Hose, Lightweight for Farmers, Mechanics & Truckers
This model stands out for its impressive 12,000 PSI pressure, making it ideal for the most demanding lubrication jobs. Compared with the Milwaukee 2446-20, it offers higher pressure, which benefits heavy machinery, but at the cost of increased weight—nearly 12 pounds—that could tire users over extended periods. The dual 4000mAh batteries support extended runtime, perfect for prolonged work sessions, yet the overall size and weight make it less suited for quick, light-duty tasks. Its flexible hose improves access in tight spaces, but the large dimensions could be cumbersome in confined work environments. This pick is best for professionals who prioritize raw power and can manage its bulk.
Pros:- Powerful 12,000 PSI for tough lubrication needs
- Dual rechargeable batteries for longer operational time
- Flexible 39.4-inch hose improves access in confined spaces
- Rugged carrying case enhances portability
Cons:- Heavy weight may cause fatigue during extended use
- Large size could be awkward in small workspaces
- Price not specified, potentially high for some users
Best for: Heavy-duty industrial users, farmers, and truckers needing maximum pressure and extended runtime
Not ideal for: Users requiring lightweight, portable tools for quick or occasional lubrication tasks
- Pressure:12,000 PSI
- Flow Rate:5.3 oz/min
- Batteries:2x 4000 mAh
- Hose Length:39.4 inches
- Weight:11.77 pounds
- Dimensions:30 x 40 x 65 inches
Our verdict“This is best suited for heavy-duty applications where maximum power outweighs portability concerns.”
Milwaukee 2446-20 M12 12-Volt Cordless Grease Gun (Tool Only, No Battery)
The Milwaukee 2446-20 offers a good balance of power and portability, with a maximum pressure of 8,000 PSI that handles most automotive and light industrial tasks. Its lightweight design at 7.2 pounds makes it easier to maneuver compared to the Bluebow, but it delivers less pressure—making it less suitable for the toughest jobs. The tool-only model means you need to purchase batteries separately, which can add to the overall cost, and some may question the build quality given its manufacturing in China. It excels in environments where ease of use and moderate power are enough, but it might fall short for heavy machinery requiring higher PSI.
Pros:- Lightweight and ergonomic for comfortable handling
- High maximum pressure of 8,000 PSI suitable for most tasks
- Integrated hose storage and LED fuel gauge add convenience
- Dispenses up to seven cartridges per charge
Cons:- Batteries sold separately, increasing overall cost
- Limited to tool-only purchase, no included batteries or charger
- Build quality may be a concern for some users
Best for: Automotive technicians and mechanics handling routine maintenance
Not ideal for: Industrial users needing maximum pressure or prolonged heavy-duty use
- Model Number:2446-20
- Voltage:12V
- Weight:7.2 lbs
- Max Pressure:8,000 PSI
- Grease Capacity:14 oz. cartridge, 16 oz. bulk
- Includes:36″ flex hose, grease coupler
Our verdict“Ideal for automotive professionals seeking a portable, moderate-power grease gun, but less suited for heavy industrial work.”
TaskStar Electric Grease Gun with Lock-On Trigger
This lightweight option at just 5.6 pounds excels in ease of handling and continuous operation due to its lock-on trigger. With 10,000 PSI support, it offers slightly less pressure than some larger models like the Bluebow but compensates with ergonomic comfort, making it suitable for extended use on farms or industrial maintenance. The dual rechargeable batteries ensure longer runtime, but the need for charging and battery management adds some planning. Compared with the DeWalt-based options, its lower weight makes it more suitable for users who prioritize maneuverability over maximum pressure.
Pros:- Lightweight and ergonomic for easy handling
- Lock-on trigger enables continuous greasing
- Dual batteries for extended use
- Fast and efficient lubrication process
Cons:- Battery charging and replacement needed for long jobs
- May be more expensive than manual alternatives
- Battery life varies with usage intensity
Best for: Farmers and industrial maintenance crews needing lightweight, continuous lubrication
Not ideal for: Heavy machinery requiring over 10,000 PSI or prolonged high-pressure application
- Pressure:10,000 PSI
- Flow Rate:5 oz/min
- Weight:5.6 lbs
- Battery:Dual rechargeable
Our verdict“Best suited for users who need lightweight, continuous operation, but not for maximum-pressure heavy-duty tasks.”
2-in-1 Cordless Grease Gun for DeWalt 20V Battery, 12000 PSI Electric Grease Gun Kit with Lock-On Trigger, LED Light, 39.4″ Hose
This grease gun offers versatility by fitting DeWalt 20V MAX batteries, making it a great choice for existing DeWalt tool users. Its high-pressure output of 12,000 PSI rivals the Bluebow, but its weight of nearly 7 pounds is lighter and more manageable for prolonged use. The dual-mode trigger and built-in LED light enhance usability in different work environments, especially in dark or tight spaces. However, the necessity of separate battery and charger purchases adds to the total cost. Compared to the Milwaukee, it provides similar power but with more flexible handle options and lighting features, making it a solid choice for demanding jobs requiring multiple features.
Pros:- Compatible with existing DeWalt 20V MAX batteries
- High-pressure of 12,000 PSI for fast lubrication
- LED work light improves visibility in dark areas
- Dual-mode handle options for comfort
Cons:- Battery and charger sold separately, adding cost
- Limited to DeWalt batteries only
- Potential weight for prolonged use
Best for: DeWalt users needing a versatile, high-pressure grease gun with good lighting for dark conditions
Not ideal for: Non-DeWalt users or those seeking a lightweight, minimal-feature tool
- Power:12000 PSI
- Flow Rate:6 oz/min
- Hose Length:39.4 inches
- Compatibility:DeWalt 20V MAX batteries
- Weight:6.96 pounds
Our verdict“A versatile, high-pressure option best for DeWalt ecosystem users needing features like lighting and flexible handle options.”
Electric Grease Gun Compatible with DeWalt 20V Battery, Variable Speed Trigger, 12000 PSI Cordless with 39″ Hose & 4 Couplers
This full kit offers a high-pressure of 12,000 PSI, matching larger models like the Bluebow, but with the added benefit of a variable speed trigger for better control. Its ergonomic design and included shoulder strap reduce fatigue during extended jobs. Compatibility with DeWalt 20V MAX batteries makes it a flexible choice for existing tool users. The kit includes batteries, a charger, and multiple accessories, providing an all-in-one solution for demanding lubrication tasks. However, the weight exceeds 10 pounds, which might be tiring for prolonged use, and the price likely reflects its comprehensive nature. Compared to the DeWalt-only model, this offers greater versatility and control, ideal for professional use.
Pros:- Powerful 12,000 PSI for demanding jobs
- Variable speed trigger for precise flow control
- Complete kit with batteries, charger, and accessories
- Shoulder strap reduces fatigue
Cons:- Heavy weight may be cumbersome for some users
- Higher price point for casual or occasional use
- Battery and charger sold separately in some cases
Best for: Heavy-duty professionals who want a complete, versatile kit with precise control
Not ideal for: Casual users or those seeking a lightweight, simple grease gun
- Battery Compatibility:DeWalt 20V MAX
- Max Pressure:12,000 PSI
- Flow Rate:5.3 oz/min
- Hose Length:39 inches
- Weight:10.12 pounds
- Package Dimensions:17.24 x 13.43 x 5.08 inches
Our verdict“This is best for professionals needing a complete, high-power, versatile grease gun with precise control, regardless of weight.”
Ecarke Cordless Grease Gun Compatible with DeWalt 20V Battery, 12000 PSI, Dual Pistol & In-Line Grip, 39″ Hose & 4 Couplers
This Ecarke model stands out for its impressive 12,000 PSI pressure, making it ideal for demanding lubrication tasks. Compared to the DEWALT 20V MAX model, it offers higher pressure capacity, but that comes with a heavier weight over 10 pounds, which could impact maneuverability. Its compatibility with DeWalt 20V batteries means you can leverage existing tools, yet the absence of batteries and charger adds to the upfront cost. The dual loading options and 39-inch hose provide flexibility for various applications, especially in tight spaces. The LED light and adjustable handle enhance usability in low-light or awkward positions. The tradeoff is increased weight and reliance on compatible batteries, which might not suit lighter-duty users or those without DeWalt tools. This pick is best for professionals or heavy-duty users who need maximum power without sacrificing compatibility.Pros:- Powerful 12,000 PSI for demanding jobs
- Compatible with DeWalt 20V batteries—no extra batteries needed
- Versatile dual loading for cartridges or bulk grease
- LED light and adjustable handle for convenience
Cons:- Heavy weight over 10 pounds impacts portability
- Batteries and charger are sold separately, increasing total cost
- Requires compatible DeWalt batteries for operation
Best for: Heavy-duty contractors or professionals with existing DeWalt 20V tools who require maximum pressure and flexible operation.
Not ideal for: Casual homeowners or hobbyists who need a lighter, more portable grease gun for occasional use.
- Max PSI:12000
- Flow Rate:8 oz/min
- Battery Compatibility:DeWalt 20V lithium-ion
- Hose Length:39 inches
- Loading Type:Cartridge & Bulk
- Weight:10.47 pounds
Our verdict“This model suits users who prioritize raw power and versatility over portability and are equipped with DeWalt batteries.”
Seesii Electric Grease Gun with 5.8 oz/min High Flow Rate & Lock-On Trigger
The Seesii Electric Grease Gun is a practical choice for daily maintenance, offering a solid 10,000 PSI pressure and a respectable flow rate of 5.8 oz/min. Unlike the Alloyman 2-in-1, it focuses on simplicity with a single mode, but its extended 48-inch hose makes reaching distant fittings straightforward. The lock-on trigger reduces hand fatigue during extended use, and the LED light aids visibility in dim workspaces. Its compact weight of just over 8 ounces makes it easier to handle than heavier models like the Alloyman, but battery life could limit longer jobs, especially if using smaller capacity batteries. Compatibility with various batteries adds convenience, yet users must ensure they have suitable power sources. This model is best suited for automotive or light industrial tasks where ease of operation and reach are priorities.Pros:- High pressure of 10,000 PSI for efficient work
- Lock-on trigger for reduced fatigue
- Long 48-inch hose reaches difficult fittings
- Built-in LED for visibility
Cons:- Battery life may be limited for prolonged tasks
- Heavy weight could cause fatigue over long periods
- Requires compatible batteries for operation
Best for: Automotive technicians or hobbyists performing routine lubrication who value ease of use and extended reach.
Not ideal for: Heavy machinery or farm equipment maintenance requiring very high pressure or long continuous use, due to its limited battery endurance.
- Maximum Pressure:10,000 PSI
- Flow Rate:5.8 oz/min
- Hose Length:48 inches
- Battery Capacity:2.0Ah
- Battery Compatibility:Seesii and Makita 18V
- Weight:8.2 oz
Our verdict“This gun is ideal for users seeking a lightweight, reach-friendly option for routine maintenance tasks.”
Alloyman 2-in-1 Cordless Grease Gun Kit, Up to 12,000 PSI, Dual-Mode Operation with 2 Batteries
The Alloyman 2-in-1 kit offers exceptional flexibility with dual-mode operation—pistol and inline—making it suitable for diverse applications. Its maximum pressure of 12,000 PSI rivals the Ecarke, but at a heavier weight of nearly 13 pounds, it’s less maneuverable for extended handheld use. Powered by two 4000mAh batteries, it provides extended runtime, ideal for demanding jobs on trucks or farm machinery. The rugged build and IP54 protection make it durable in tough environments, though the high price point and weight may limit appeal for occasional users. Compared to the DEWALT or Milwaukee options, this kit emphasizes professional-grade power and versatility at a cost. It’s best for professionals needing sustained power and dual operation modes, willing to manage the weight and investment.Pros:- Powerful 12,000 PSI for demanding applications
- Dual-mode operation for versatility
- Long-lasting batteries with high capacity
- Rugged, professional-grade construction
Cons:- Heavy weight of nearly 13 pounds impacts handling
- High cost compared to manual or simpler electric guns
- Requires charging and maintenance of two batteries
Best for: Heavy-duty professionals working on large machinery or farms who need dual modes and maximum pressure.
Not ideal for: Homeowners or casual users who prefer lighter, simpler guns for occasional lubrication tasks.
- Max Pressure:12,000 PSI
- Flow Rate:5.3 oz/min
- Battery Capacity:2 x 4000mAh
- Hose Length:39.4 inches
- Weight:12.78 pounds
- Protection:IP54 splash/dust resistant
Our verdict“This kit is best for professionals who need maximum power, dual operation modes, and durability despite the weight and price.”
DEWALT 20V MAX Cordless Electric Grease Gun with 42-Inch Hose
The DEWALT 20V MAX model balances power with control, delivering up to 10,000 PSI and a flow rate of 5 oz/min. Its 42-inch hose makes it suitable for reaching tight spots, and the variable speed trigger allows fine adjustment during operation. Compared to the Milwaukee M18, it offers similar pressure but with a longer hose for better reach. However, it’s a tool-only package, so buyers must have or buy compatible batteries, adding to the overall cost. The weight is manageable, yet prolonged use can cause fatigue, especially without a battery. Its intuitive controls and flexible hose make it a reliable choice for professionals working in confined spaces, but not for those needing maximum pressure or all-in-one kits.Pros:- Powerful 10,000 PSI motor for tough fittings
- Long 42-inch hose for hard-to-reach spots
- Variable speed trigger for precise flow control
- Bright LED work light
Cons:- Tool only—batteries sold separately
- Relatively heavy for extended use
- Priming may take some effort
Best for: Tradespeople needing precise control and long reach for servicing tight fittings in construction or maintenance.
Not ideal for: Users seeking maximum pressure or a complete kit with batteries included for quick setup.
- Max PSI:10,000
- Flow Rate:5.0 oz/min
- Hose Length:42 inches
- Warranty:3 years
- Power Source:20V MAX battery
Our verdict“Ideal for professionals needing precision and reach in confined or awkward spaces, provided they have compatible batteries.”
Milwaukee M18 2-Speed Cordless Grease Gun, Bare Tool
The Milwaukee M18 2-Speed model offers a reliable 10,000 PSI maximum pressure with the flexibility of a 48-inch hose. Its two-speed operation allows users to switch between high pressure and flow rate modes, giving more control during lubrication. Compared with the DEWALT 20V, it benefits from Milwaukee’s M18 battery ecosystem, which adds convenience for users with other tools. Weighing about 9 pounds, it’s still manageable but might cause fatigue over extended periods. Its preset grease counter enhances precision, especially for repetitive tasks. The key tradeoff is that it’s sold as a bare tool, so batteries and chargers are extra, increasing overall expense. This model is best for pros needing adaptable pressure settings and long reach, especially when already invested in Milwaukee’s system.Pros:- High maximum pressure of 10,000 PSI
- Two-speed control for versatility
- Long 48-inch hose for reach
- Battery system compatibility with other M18 tools
Cons:- Heavy at 9 pounds, may cause fatigue
- Bare tool only—batteries and charger sold separately
- Higher price compared to basic models
Best for: Industrial or fleet maintenance professionals who need adjustable pressure and long hose reach within Milwaukee’s ecosystem.
Not ideal for: Home users or hobbyists who prefer lighter, all-in-one solutions with included batteries.
- Max PSI:10,000
- Flow Rate:variable
- Hose Length:48 inches
- Included Components:None (bare tool)
- Warranty:5 years
Our verdict“This gun is well-suited for demanding maintenance tasks where adjustable pressure and long reach are valuable, especially for Milwaukee system users.”
Seesii 2-in-1 Electric Grease Gun, 12000 PSI, with 2 Batteries and 48” Hose
This choice stands out for its combination of high pressure, extended runtime, and versatile features. Delivering up to 12,000 PSI with a robust flow rate, it outpaces many competitors like the DEWALT 20V MAX in raw power, making it ideal for demanding automotive and farm maintenance. The dual batteries extend operational time, a key advantage over single-battery models, though the weight at 6.6 pounds can cause fatigue during prolonged sessions. The LED light and flexible hose help access tight spots, but the heavier build might limit maneuverability for smaller users. The included case and hose organizer add practical value, making it suitable for professionals who need reliable, portable power. However, the need for compatible grease cartridges or bulk grease and battery life limitations are tradeoffs for its impressive power.
Pros:- Powerful 12,000 PSI pressure for fast, efficient greasing
- Includes 2 rechargeable batteries for extended use
- LED light and flexible hose for hard-to-reach areas
Cons:- Relatively heavy at 6.6 pounds, causing fatigue during long tasks
- Requires compatible grease cartridges or bulk supply
- Battery life may limit continuous operation without recharging
Best for: Heavy-duty mechanics, farm equipment technicians, or professionals requiring powerful, cordless operation for extended periods.
Not ideal for: Home DIYers or hobbyists who prioritize lightweight tools or infrequent use, as the weight and higher price may be unnecessary.
- Maximum Pressure:12,000 PSI
- Flow Rate:5.3 oz/min
- Batteries:2 x 2.0Ah rechargeable batteries
- Hose Length:48 inches
- Capacity:400cc
- Weight:6.6 pounds
- Package Dimensions:17.13 x 13.58 x 5.47 inches
Our verdict“This model is best suited for heavy-duty environments where power and endurance are top priorities.”
Cordless Grease Gun Compatible with Milwaukee 18V Battery, 10,000 PSI, Variable Speed Trigger, 39″ Hose & 4 Couplers
This pick makes the most sense for users already invested in Milwaukee tools, offering up to 12,000 PSI and a variable speed trigger for precise control, similar in power to the Seesii but with a stronger focus on compatibility. Its 39-inch hose provides access to hard-to-reach fittings, and the inclusion of four couplers enhances versatility. The advantage of using existing Milwaukee 18V batteries is significant, saving costs on additional power sources—something the DEWALT kit lacks, as it includes only the tool. However, the weight of the gun may cause fatigue over extended use, and the absence of batteries or charger means additional purchases are necessary. It’s a flexible, high-pressure option designed for professionals who already own Milwaukee batteries but less ideal for new users or those seeking a complete kit.
Pros:- Compatible with Milwaukee 18V batteries, no extra batteries needed
- High maximum pressure of 12,000 PSI suitable for tough jobs
- Variable speed trigger for precise grease flow control
- Includes 4 durable couplers and a long 39-inch hose
Cons:- Heavy weight may cause user fatigue
- Battery and charger must be purchased separately
- Tool-only design may be less appealing to beginners
Best for: Professionals with Milwaukee 18V batteries needing a high-pressure, controllable grease gun without extra battery costs.
Not ideal for: Users without Milwaukee batteries or casual DIYers seeking an all-in-one kit, as batteries and charger are not included.
- Max Pressure:12,000 PSI
- Flow Rate:7.0 oz/min
- Hose Length:39 inches
- Includes:4 couplers
- Compatibility:Milwaukee 18V batteries
- Material:Plastic, Stainless Steel
Our verdict“Ideal for experienced Milwaukee tool users wanting a powerful, controllable grease gun without additional batteries.”
DEWALT 20V MAX Cordless Grease Gun Kit with 4.0Ah Battery and Charger
Compared with the Seesii, the DEWALT 20V MAX offers slightly lower pressure at 10,000 PSI but compensates with a lightweight, complete kit. Its 42-inch flexible hose and 4.0Ah battery deliver reliable reach and power, making it suitable for automotive and marine uses. The nearly 15-pound weight can cause fatigue during prolonged work, especially compared to lighter, compact models like the Ryobi P3410. The inclusion of a battery, charger, and shoulder strap adds value for users seeking an all-in-one solution, though the weight limits maneuverability for some. The bright LED light improves visibility, but the weight and single battery capacity can restrict continuous operation, making it better suited for occasional heavy-duty tasks rather than daily industrial use.
Pros:- Powerful 10,000 PSI pressure for demanding tasks
- Flexible 42-inch hose for hard-to-reach fittings
- Includes battery, charger, and shoulder strap for convenience
- Bright LED light enhances visibility
Cons:- Heavy at nearly 15 pounds, causing fatigue
- Limited to one battery in the kit, requiring extra purchase for extended use
- Price may be high for infrequent users
Best for: Automotive technicians or marine workers needing a versatile, portable grease gun with a complete kit.
Not ideal for: Casual users or those prioritizing lightweight tools, as the weight and cost of additional batteries may be prohibitive.
- Voltage:20 volts
- Maximum Pressure:10,000 PSI
- Flow Rate:5 oz/min
- Hose Length:42 inches
- Batteries:1 x 4.0Ah
- Weight:14.8 pounds
Our verdict“Best suited for professionals needing a dependable, all-in-one grease gun for occasional high-pressure jobs.”
Ryobi 18V Cordless Grease Gun P3410 (Tool-Only)
The Ryobi P3410 makes a compelling case for those seeking a lightweight, portable solution. Delivering up to 10,000 PSI with a flow rate of 7.5 oz/min, it provides ample power for most household and small-scale automotive tasks. Its 30-inch hose offers good reach, and the durable steel tube enhances longevity. The on-board LED light is a helpful feature for working in tight or poorly lit spaces. Weighing just over 8 pounds, it’s significantly easier to handle than larger kits like the DEWALT or Seesii. The main drawback is that it’s a tool-only model; users will need to purchase batteries and a charger separately, which can add to the overall cost. Its capacity of 19 cartridges per charge suits less frequent or lighter use.
Pros:- Lightweight at just over 8 pounds for easy handling
- High pressure of 10,000 PSI suitable for tough fittings
- On-board LED for better visibility
- Durable steel tube for longevity
Cons:- Battery not included, requiring separate purchase
- Limited to 19 cartridges per charge, less suited for continuous use
- Tool-only design adds extra cost for batteries
Best for: DIY enthusiasts, car owners, or small-scale maintenance tasks needing a portable, easy-to-handle grease gun.
Not ideal for: Heavy-duty professionals or industrial settings, as the tool-only design and limited capacity may be restrictive for large or continuous jobs.
- Max PSI:10,000
- Flow Rate:7.5 oz/min
- Hose Length:30 inches
- Battery Voltage:18 volts
- Item Weight:8.28 pounds
- Cartridge Capacity:19 cartridges
Our verdict“This is a practical choice for DIYers or small shop owners needing portability without extra bulk.”
Cordless Grease Gun Compatible with DeWalt 20V Battery, 12000PSI Electric Grease Gun Kit, Dual Pistol & in-Line Grip, Grease Gun with 39″ Hose & 4 Couplers
This bare tool option is ideal for existing DeWalt 20V battery owners seeking a high-pressure, flexible grease gun. Delivering up to 12,000 PSI with a 8 oz/min flow rate, it surpasses many counterparts like the Milwaukee in pressure, while providing the versatility of dual grip modes, including an inline option. The 39-inch hose and four couplers make it adaptable to various work environments, from tractor maintenance to industrial machinery. The absence of a battery or charger means additional investment, but for those already invested in DeWalt, this is a cost-effective upgrade. The tool’s weight and lack of onboard features may be less appealing for casual users, but for professionals who value speed and flexibility, it’s a strong contender.
Pros:- Compatible with existing DeWalt 20V batteries, no extra batteries needed
- Powerful 12,000 PSI pressure for demanding applications
- Dual grip modes, including inline for tight spaces
- Includes 4 couplers and a long 39-inch hose
Cons:- Tool-only design, requiring separate battery and charger
- Relatively heavy for prolonged use
- Limited onboard features compared to complete kits
Best for: DeWalt 20V battery users needing a high-pressure, customizable grease gun without purchasing extra batteries.
Not ideal for: Users without DeWalt batteries or those seeking an all-in-one kit, as additional purchases are necessary.
- Max PSI:12,000 PSI
- Flow Rate:8 oz/min
- Hose Length:39 inches
- Compatibility:DeWalt 20V batteries
Our verdict“Best suited for dedicated DeWalt users wanting a high-performance, customizable grease gun without extra battery costs.”
How We Picked
I evaluated these cordless grease guns based on key factors that influence real-world performance and user satisfaction. Power output, measured in PSI, determines how effectively the gun can handle tough lubrication jobs. Battery compatibility and runtime are critical for continuous use, especially on larger projects. Ease of operation, including trigger feel, lock-on features, and hose length, affects daily usability. Build quality and durability also played a role, ensuring the product can withstand demanding conditions. Finally, value for money was a consideration, balancing features against price to identify options suitable for different budgets and needs.Factors to Consider When Choosing Cordless Grease Gun
Choosing the right cordless grease gun involves more than just looking at PSI ratings. You need to consider how much power you require for your specific tasks, whether the gun’s size and weight will be manageable during extended use, and if the battery ecosystem fits your existing tools. Additional features like flow rate, hose length, and lock-on triggers can significantly impact efficiency, especially in tight or hard-to-reach spaces. Understanding these factors helps avoid common pitfalls—such as buying a gun with insufficient pressure or one that’s too bulky for your typical jobs. A thoughtful approach ensures you select a model that balances performance, comfort, and cost effectively.Power and Pressure
Power, measured in PSI, directly affects the gun’s ability to lubricate tough, stubborn fittings. For heavy-duty or industrial use, models offering 12,000 PSI or more are advisable. However, higher pressure often means increased weight and cost, so assess your needs carefully. For lighter or occasional tasks, lower PSI models can still do the job while keeping weight and price down. Remember, more pressure isn’t always necessary if your work involves smaller fittings or less frequent lubrication.
Battery Compatibility and Runtime
Many cordless grease guns now operate on common batteries from brands like DeWalt, Milwaukee, or Ryobi. This compatibility can save money and space, especially if you already own tools from the same ecosystem. Pay attention to battery capacity—higher Ah ratings mean longer runtime. Consider whether a dual-battery setup is worth the added weight and cost for your workload. For intermittent use, a single, high-capacity battery might suffice, while continuous, heavy-duty tasks benefit from multiple batteries or larger capacity packs.
Flow Rate and Hose Length
The flow rate determines how quickly grease is delivered—higher rates mean faster lubrication, ideal for large machinery. Hose length affects accessibility; longer hoses allow reaching difficult spots without moving the entire tool. Be cautious about overly long hoses if they compromise control or add weight. Conversely, very short hoses might limit your reach. Balance these factors based on your typical working environment and the size of the equipment you service.
Ease of Use and Features
Features like lock-on triggers help reduce finger fatigue during extended use, while variable speed controls provide precision for sensitive applications. Dual-pistol or 2-in-1 models boost productivity but may add weight and complexity. Consider the ergonomic design—lightweight, well-balanced guns reduce fatigue, especially during lengthy jobs. Also, check for LED lights, easy-to-read gauges, and durable construction to improve usability and longevity.
Price and Value
Prices for cordless grease guns vary widely, from budget-friendly options to premium models loaded with features. Cheaper models may lack adjustable flow or lock-on triggers but can be sufficient for light or occasional use. More expensive guns tend to offer better build quality, higher power, and additional features, making them worthwhile investments for frequent or professional use. Prioritize features that match your workload and budget—overpaying for unnecessary extras can be a mistake, just as settling for too little power can hinder your work.
Frequently Asked Questions
Can I use a cordless grease gun with any brand of batteries?
Not all cordless grease guns are compatible with batteries from different brands. Many models specify compatibility with specific ecosystems like DeWalt, Milwaukee, or Ryobi, which can be a benefit if you already own tools from those brands. Always check the manufacturer’s specifications to ensure your existing batteries will work or be prepared to purchase a dedicated battery pack. Using incompatible batteries can lead to poor performance or damage, so it’s best to stick with recommended options.
How often should I clean or maintain my cordless grease gun?
Regular maintenance of your grease gun extends its lifespan and ensures reliable operation. Clean the nozzle and hose after each use to prevent grease buildup. Periodically check for leaks or damage, especially around seals and connections. Lubricate moving parts as recommended by the manufacturer, and replace worn-out couplers or hoses promptly. Proper maintenance is particularly important if you use the gun frequently or in harsh environments, helping to prevent costly repairs or downtime.
Is a higher PSI always better for a cordless grease gun?
While a higher PSI indicates greater power, it isn’t always necessary for every task. For small fittings or light maintenance, lower PSI models can be sufficient and more manageable. Overly powerful guns may be heavier, more expensive, and harder to control, especially for beginners. Assess your typical lubrication needs: if you frequently work with large, stubborn fittings, investing in a high-pressure model makes sense. Otherwise, a moderate PSI gun might strike the right balance of power and ease of use.
What battery capacity should I look for in a cordless grease gun?
Battery capacity, measured in amp-hours (Ah), influences how long your gun can operate between charges. For most users, a 2.0 to 4.0 Ah battery provides a good balance of runtime and weight. Larger capacity batteries (5.0 Ah or more) are ideal for demanding, continuous work but increase the overall weight of the tool. Consider your workload frequency and whether you’ll need extra batteries to keep working without downtime. Compatibility with existing batteries can also be a significant savings point.
Are dual-pistol or 2-in-1 grease guns worth the extra cost?
Dual-pistol or 2-in-1 models can significantly improve efficiency, especially for professionals or those who lubricate multiple machines regularly. They allow you to switch between different grease cartridges rapidly or operate two guns simultaneously, reducing downtime. However, these models tend to be heavier and more complex, which might make them less comfortable for casual use. If your workload justifies the investment, they can be a real productivity booster, but for occasional or light tasks, a single-pistol model may be more practical and affordable.
Conclusion
For most users, the Bluebow Electric Grease Gun Kit offers a compelling mix of power, battery life, and features, making it the best overall choice. Budget-conscious buyers or those with lighter needs should consider the Ryobi 18V Cordless Grease Gun P3410 for reliable performance at a lower price. Professionals or heavy-duty users who prioritize precision and control might lean toward the Milwaukee M18 2-Speed Cordless Grease Gun. Beginners or occasional users will find value in simpler models like the DeWalt or Ryobi options, while those working on large machinery or demanding environments should look at high-pressure, dual-pistol configurations for maximum efficiency. Tailor your choice based on your workload, budget, and existing tool ecosystem for the best results.
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