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5 Best Milwaukee Grease Guns 2026 in the United States

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Our Top Picks

#1

Winner

Milwaukee 2646-20 M18 2-Spd Grease Gun Bare Tool

Rating
10.0
Chosen by1,273
Grease Capacity
Ease of Use
Durability

Most important from
3518 reviews

Grease Capacity
Reloading grease is straightforward and hassle-free.
Ease of Use
The selectable pump speed and leak-free operation make this grease gun incredibly efficient.
Durability
Exceptional build quality, consistent with other Milwaukee cordless tools.

The Milwaukee 2646-20 M18 2-Speed Grease Gun is a powerful tool designed for demanding automotive applications. With an industry-leading maximum operating pressure of 10,000 PSI, it is highly effective for heavy-duty tasks. The 48-inch flexible hose is a notable feature, allowing users to easily reach difficult fittings, enhancing the tool's versatility.

The air bleeder valve facilitates quick priming, making the setup process smoother. Additionally, the lock-on/lock-off trigger adds convenience for continuous use without fatigue. An innovative feature is the pre-set grease counter dial, providing precise grease application and reducing waste. This grease gun is cordless, powered by an 18-volt lithium-ion battery, which contributes to its ease of use and mobility.

Weighing 4.21 pounds, it's reasonably lightweight for prolonged use without strain. However, it should be noted that batteries are not included, which may require an additional purchase. The tool's metal construction promises durability, reinforced by a 5-year warranty, ensuring long-term reliability. This grease gun is ideal for professionals or heavy-duty users who require a robust and reliable tool for frequent use.

Rating
10.0
Chosen by1,273
Grease Capacity
Ease of Use
Durability

Most important from
3518 reviews

Grease Capacity
Reloading grease is straightforward and hassle-free.
Ease of Use
The selectable pump speed and leak-free operation make this grease gun incredibly efficient.
Durability
Exceptional build quality, consistent with other Milwaukee cordless tools.
#2

Milwaukee Bare-Tool Milwaukee 2446-20 M12 12-Volt Cordless Grease Gun (Tool Only, No Battery)

Rating
8.8
Type of Grease Gun
Pressure Rating
Hose Length

Most important from
1709 reviews

Type of Grease Gun
The M12 version is perfect for general use, though the M18 version offers advanced metering features.
Pressure Rating
Puts out lots of pressure, perfect for worn kingpins and careful metering in tight spaces.
Hose Length
Hands-down the best power grease gun with generous hose length and effective spring strain reliefs for gripping.
Ease of Use
Powered operation is ideal for situations requiring multiple hands, with a soft start motor for precise grease metering.

The Milwaukee 2446-20 M12 12-Volt Cordless Grease Gun is designed for those who need a reliable and efficient grease gun. One of its notable strengths is the high output pressure of over 8,000 PSI, which ensures the effective dispensing of grease, making it suitable for heavy-duty applications.

The tool's grease capacity of 14 oz. cartridge or 16 oz. bulk is quite practical, allowing for extended use without frequent refills. The included 36-inch flexible hose makes it easy to reach tight spaces, enhancing the tool's overall usability.

Rating
8.8
Type of Grease Gun
Pressure Rating
Hose Length

Most important from
1709 reviews

Type of Grease Gun
The M12 version is perfect for general use, though the M18 version offers advanced metering features.
Pressure Rating
Puts out lots of pressure, perfect for worn kingpins and careful metering in tight spaces.
Hose Length
Hands-down the best power grease gun with generous hose length and effective spring strain reliefs for gripping.
Ease of Use
Powered operation is ideal for situations requiring multiple hands, with a soft start motor for precise grease metering.
#3

Milwaukee Electric - M18 FUELTRADE 1/2 HTIW W/Friction Ring GREAS

The Milwaukee M18 FUEL 18V Lithium-Ion Brushless Cordless High Torque 1/2 in. Impact Wrench with Grease Gun Combo Kit, model 2967-22GG, is a powerful and versatile tool designed for heavy-duty applications. This combo kit includes an impact wrench delivering up to 1,100 ft-lbs of fastening torque and 1,500 ft-lbs of nut-busting torque, making it suitable for demanding tasks. The brushless motor and included M18 REDLITHIUM batteries ensure long-lasting performance and fast removal speeds, enhancing productivity on the jobsite or in the shop.

Its compact size (7.6 inches in length) and tri-LED lighting increase accessibility and visibility in tight spaces. The 4-mode DRIVE CONTROL offers greater control over speed and power, and the auto shut-off feature prevents over-tightening. The kit includes essential components such as two batteries, a multi-voltage charger, and a contractor bag, making it ready for immediate use.

At a weight of 23.8 pounds, it may be considered heavy for prolonged use. This product is ideal for professionals in automotive or heavy machinery maintenance who need a reliable and powerful toolset for various tasks.

Buying Guide for the Best Milwaukee Grease Guns

Choosing the right grease gun is essential for ensuring proper lubrication of machinery and equipment. Grease guns come in various types and with different features, so it's important to understand what you need based on your specific application. Here are some key specifications to consider when selecting a grease gun.
Type of Grease GunGrease guns come in manual, pneumatic, and battery-operated types. Manual grease guns require physical effort to pump the grease, making them suitable for occasional use or small jobs. Pneumatic grease guns use compressed air to dispense grease, which is ideal for frequent use and larger jobs. Battery-operated grease guns offer convenience and portability, making them great for fieldwork or situations where an air compressor is not available. Choose the type based on how often and where you will be using the grease gun.
Pressure RatingThe pressure rating of a grease gun indicates the maximum pressure it can generate to dispense grease. Higher pressure ratings are important for applications requiring precise and forceful grease delivery, such as heavy machinery maintenance. Pressure ratings typically range from 3,000 to 10,000 PSI. For general use, a lower pressure rating may suffice, but for industrial applications, a higher pressure rating is recommended.
Grease CapacityGrease capacity refers to the amount of grease the gun can hold. This is usually measured in ounces or grams. Larger capacity grease guns reduce the frequency of refilling, which is beneficial for extensive lubrication tasks. Smaller capacity guns are lighter and easier to handle, making them suitable for smaller jobs or occasional use. Consider the size of the job and how often you want to refill the grease gun when choosing the capacity.
Hose LengthThe hose length of a grease gun determines how easily you can reach difficult or tight spots. Longer hoses provide better reach and flexibility, which is useful for complex machinery with hard-to-access lubrication points. Shorter hoses are easier to manage and store but may limit your ability to reach certain areas. Choose a hose length based on the accessibility of the lubrication points in your equipment.
Ease of UseEase of use encompasses features like ergonomic design, weight, and additional functionalities such as LED lights or digital displays. An ergonomic design reduces hand fatigue and makes the grease gun more comfortable to use over extended periods. Lightweight models are easier to handle, especially for prolonged use. Additional features can enhance usability and efficiency. Consider how comfortable and user-friendly the grease gun is, especially if you will be using it frequently.
DurabilityDurability is crucial for ensuring the grease gun can withstand regular use and harsh conditions. Look for grease guns made from high-quality materials like steel or aluminum, which offer better longevity and resistance to wear and tear. Durability is particularly important for industrial applications where the grease gun will be subjected to heavy use. Choose a grease gun that is built to last, especially if you need it for demanding tasks.

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