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10 Best High Pressure Grease Guns 2025 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 by1,418
Grease Capacity
Delivery Method

Most important from
3295 reviews

Grease Capacity
Reloading grease is a breeze, making maintenance tasks more efficient.
Delivery Method
The selectable pump speed and leak-free operation make this grease gun a standout, handling multiple vehicles with ease.

The Milwaukee 2646-20 M18 2-Spd Grease Gun Bare Tool is a robust choice for high-pressure grease applications. It boasts an impressive 10,000 PSI max operating pressure, which is industry-leading and suitable for heavy-duty tasks. The product features a 48-inch flexible hose that is beneficial for reaching difficult fittings, enhancing accessibility significantly. Additionally, the air bleeder valve aids in quick priming, making it efficient to use, while the lock-on/lock-off trigger adds convenience for the user.

A unique feature is the pre-set grease counter dial, which ensures precision during application—a standout for users needing accurate grease amounts. The grease gun is designed as a cordless tool, powered by an 18-volt battery, making it portable and easy to maneuver without the hassle of cords. However, it's important to note that batteries are not included, which could be a drawback for some users. It has a solid construction with metal material, and its moderate weight of 4.21 pounds makes it manageable for extended use.

Customer reviews are highly positive, with a 4.7 rating from over 3,000 reviews, suggesting it is well-regarded by users. The product dimensions are fairly compact, at 3.8 x 19.7 x 9.2 inches, fitting well into various workspaces. As for longevity, it comes with a 5-year warranty, providing some assurance of its durability. While its best sellers rank in automotive (#4,692) and grease guns (#13) shows it is popular, the absence of included batteries and the potential need for additional components should be considered. This grease gun is highly recommended for professional mechanics, industrial workers, and DIY enthusiasts who require high pressure and precision in their grease applications.

Rating
10.0
Chosen by1,418
Grease Capacity
Delivery Method

Most important from
3295 reviews

Grease Capacity
Reloading grease is a breeze, making maintenance tasks more efficient.
Delivery Method
The selectable pump speed and leak-free operation make this grease gun a standout, handling multiple vehicles with ease.
#2

DEWALT Grease Gun 20V MAX, Cordless, 42” Long Hose, 10,000 PSI, Variable Speed Triggers, Tool Only (DCGG571B)

Rating
10.0
Pressure Rating
Type of Grease Gun

Most important from
5978 reviews

Pressure Rating
Even the toughest fittings are no match for the DEWALT grease gun; it blasts through them with ease.
Type of Grease Gun
Best electric grease gun I've owned, even outperforming a Blue Point.

The DEWALT 20V MAX Grease Gun is a powerful cordless tool designed for high-pressure grease applications. With an impressive pressure rating of up to 10,000 PSI, it can efficiently navigate clogged grease fittings. The high-volume pump delivers up to 5.0 oz per minute, making it suitable for demanding tasks. A standout feature is the 42-inch flexible hose, which aids in reaching difficult areas. Additionally, the variable speed trigger offers precise control over grease flow, enhancing user experience.

For working in poorly lit spaces, the integrated bright LED light is quite handy. The tool also includes an air-bleeder valve to help with pump priming after changing cartridges, ensuring smooth operation. The design includes a no-mar foot to rest the gun on flat surfaces without causing damage. However, keep in mind that this product is sold as a bare tool, meaning the battery is not included. This could be a drawback for those who do not already own compatible DEWALT batteries.

Despite this, the grease gun comes with a solid warranty of 3 years, along with a 1-year free service contract and a 90-day money-back guarantee. Weighing 8 pounds, it is relatively portable and easy to handle. The DEWALT 20V MAX Grease Gun is a robust and versatile tool ideal for users requiring high pressure and reach in their grease application tasks.

Rating
10.0
Pressure Rating
Type of Grease Gun

Most important from
5978 reviews

Pressure Rating
Even the toughest fittings are no match for the DEWALT grease gun; it blasts through them with ease.
Type of Grease Gun
Best electric grease gun I've owned, even outperforming a Blue Point.
#3

Lincoln 917 High Pressure 50:1 Pneumatic Air Operated Grease Pump, 120 lb. Drums, Drum Cover, Roll Around Base, Follower Plate, 7' Hose, Control Valve

Rating
9.7
Hose Length and Flexibility

Most important from
28 reviews

Hose Length and Flexibility
Works great for business fleets, especially with a longer hose for extended reach.

The Lincoln 917 High Pressure Grease Pump is a robust and professional-grade tool designed for those needing a reliable grease gun capable of handling heavy-duty tasks. Delivering a 50:1 pressure ratio, it is well-suited for high-pressure greasing applications, making it ideal for use in automotive and industrial settings.

This pneumatic grease gun works with 120 lb. drums and is compatible with NLGI 1 and 2 greases, providing versatility in grease types. The inclusion of a 7-foot hose allows for easy access to hard-to-reach grease points, enhancing its practicality in various applications. The hose is also flexible, ensuring that it can be maneuvered without much effort.

Another standout feature is the high-quality follower plate, designed to minimize grease bypass and ensure maximum grease usage, which helps in reducing waste and maintaining a positive prime. The drum cover and roll-around base add to the convenience, allowing for easy mobility and stability during use. At 46.1 pounds, it is relatively heavy and may not be as portable as lighter models. Its universal fit type means it should be compatible with a range of setups, adding to its flexibility.

Rating
9.7
Hose Length and Flexibility

Most important from
28 reviews

Hose Length and Flexibility
Works great for business fleets, especially with a longer hose for extended reach.

Buying Guide for the Best High Pressure Grease Guns

Choosing the right high-pressure grease gun can make a significant difference in the efficiency and ease of your lubrication tasks. High-pressure grease guns are essential tools for applying lubricant to various machinery and equipment, ensuring smooth operation and longevity. When selecting a grease gun, it's important to consider several key specifications to ensure you get the best fit for your needs. Understanding these specifications will help you make an informed decision and choose a grease gun that meets your requirements effectively.
Pressure RatingThe pressure rating of a grease gun indicates the maximum pressure it can generate to dispense grease. This is important because different machinery and equipment require different pressure levels for effective lubrication. Pressure ratings are typically measured in pounds per square inch (PSI). Low-pressure grease guns (up to 3,000 PSI) are suitable for light-duty applications, medium-pressure grease guns (3,000 to 6,000 PSI) are ideal for general-purpose use, and high-pressure grease guns (above 6,000 PSI) are necessary for heavy-duty applications. To pick the right one, consider the pressure requirements of the equipment you will be servicing.
Type of Grease GunThere are several types of grease guns, including manual, pneumatic (air-powered), and battery-operated. 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, providing consistent pressure and reducing user fatigue, ideal for frequent use in a workshop setting. Battery-operated grease guns offer the convenience of portability and ease of use, making them perfect for fieldwork or when an air supply is not available. Choose the type based on the frequency and location of your lubrication tasks.
Grease CapacityGrease capacity refers to the amount of grease a gun can hold, typically measured in ounces or grams. This is important because it determines how often you will need to refill the grease gun. Smaller capacity grease guns (up to 14 ounces) are lightweight and easy to handle, suitable for light-duty tasks. Medium capacity grease guns (14 to 20 ounces) offer a balance between portability and fewer refills, ideal for general use. Larger capacity grease guns (over 20 ounces) are best for heavy-duty applications where frequent refilling would be inconvenient. Consider the volume of lubrication work you need to perform when choosing the capacity.
Delivery MethodThe delivery method of a grease gun refers to how the grease is dispensed, which can be through a lever, pistol grip, or continuous flow. Lever grease guns require two hands to operate and provide high pressure, making them suitable for precise applications. Pistol grip grease guns can be operated with one hand, offering ease of use and control, ideal for tight spaces. Continuous flow grease guns, often found in pneumatic or battery-operated models, provide a steady stream of grease, perfect for large-scale lubrication tasks. Choose the delivery method based on the type of work and the level of control you need.
Hose Length and FlexibilityThe hose length and flexibility of a grease gun determine how easily you can reach lubrication points, especially in hard-to-access areas. Shorter hoses (up to 12 inches) are easier to manage and store but may limit reach. Medium-length hoses (12 to 24 inches) offer a good balance of reach and manageability, suitable for most general applications. Longer hoses (over 24 inches) provide maximum reach for difficult-to-access areas but can be harder to handle. Flexible hoses allow for better maneuverability around obstacles. Consider the accessibility of the lubrication points on your equipment when choosing the hose length and flexibility.

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