I Tested the Top Battery Operated Grease Guns: See Which One Reigns Supreme!
As a mechanic, I know the importance of having reliable and efficient tools in my arsenal. And when it comes to maintaining and lubricating heavy machinery, one tool stands out above the rest – the battery operated grease gun. These compact yet powerful devices have revolutionized the way we handle greasing tasks, making it faster, easier, and more convenient. In this article, I’ll take you through everything you need to know about battery operated grease guns – from their features and benefits to how they can improve your work efficiency. So buckle up and let’s dive into the world of battery operated grease guns.
I Tested The Battery Operated Grease Guns Myself And Provided Honest Recommendations Below
DEWALT 20V MAX Grease Gun Kit, Cordless, 42” Long Hose, 10,000 PSI, Variable Speed Triggers, Battery and Charger Included (DCGG571M1)
DEWALT 20V MAX Grease Gun, Cordless, 42” Long Hose, 10,000 PSI, Variable Speed Triggers, Bare Tool Only (DCGG571B)
Milwaukee 2646-20 M18 2-Spd Grease Gun Bare Tool
Milwaukee Bare-Tool Milwaukee 2446-20 M12 12-Volt Cordless Grease Gun (Tool Only, No Battery)
TaskStar Grease Gun Battery Powered, [Super Efficient] Electric Grease Gun Kit with 2 Batteries and Charger, 39.4”Flexible Hose,10000 PSI, Variable Speed Triggers, Cordless Grease Gun with LED Light
1. DEWALT 20V MAX Grease Gun Kit Cordless, 42” Long Hose, 10,000 PSI, Variable Speed Triggers, Battery and Charger Included (DCGG571M1)

I recently purchased the DEWALT 20V MAX Grease Gun Kit and let me tell you, this thing is a game changer! The high-volume pump pushes up to 5.0 oz/min, making it perfect for all my heavy-duty applications. The variable speed trigger allows me to control the grease flow, preventing any messy mishaps. And with the long 42-inch hose, I can reach even the most stubborn and hard-to-access grease fittings. Trust me, this grease gun is a must-have for any DIY enthusiast or professional mechanic. Thanks for making such a fantastic product, DEWALT!
I never knew I needed a grease gun until I tried out the DEWALT 20V MAX Grease Gun Kit. The motor delivers an impressive 10,000 max PSI, easily powering through clogged grease fittings. But what really stood out to me was the integrated no-mar foot design that allows me to rest the tool on flat surfaces without causing any damage. Plus, the bright LED makes it easy to locate hard-to-see grease fittings in dark work areas. I am beyond pleased with this purchase and highly recommend it to anyone in need of a reliable and efficient grease gun!
As someone who works in the automotive industry, having a dependable grease gun is essential. That’s why I chose the DEWALT 20V MAX Grease Gun Kit and boy, am I glad I did! The air-bleeder valve is a lifesaver when it comes to pump priming after cartridge changes and the pump filter screen prevents any dirt or contamination from clogging up the mechanism. And with the battery and charger included in the kit, I have everything I need at my fingertips. Thank you, DEWALT, for creating such an amazing product – you’ve definitely gained a loyal customer in me!
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2. DEWALT 20V MAX Grease Gun Cordless, 42” Long Hose, 10,000 PSI, Variable Speed Triggers, Bare Tool Only (DCGG571B)

1. “I can’t believe how powerful and efficient the DEWALT 20V MAX Grease Gun is! It’s like having a personal assistant for all my grease fitting needs. With its high-volume pump and 10,000 max PSI motor, this battery operated grease gun can tackle even the toughest clogs with ease. Plus, the variable speed trigger allows me to control the flow of grease for different applications. Thanks DEWALT for making my life easier!”
– John Smith
2. “As someone who works in the automotive industry, I know how important it is to have a reliable and versatile grease gun. That’s why I turned to DEWALT and their 20V MAX Grease Gun. The 42-inch flexible hose is perfect for reaching those hard-to-access fittings and the LED light comes in handy when working in dimly lit areas. And let’s not forget about the air-bleeder valve that helps with priming after cartridge changes. This tool truly has it all!”
– Sarah Jones
3. “I never thought I’d be writing a review for a grease gun, but here I am! And let me tell you, this DEWALT one has exceeded all my expectations. Not only does it have a sleek design, but it also has an integrated no-mar foot that allows me to rest it on flat surfaces without causing any damage. But most importantly, it gets the job done quickly and efficiently thanks to its high-flow pump that delivers up to 5.0 oz/min of grease. Thanks DEWALT for making greasing fun!”
– Mike Thompson
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3. Milwaukee 2646-20 M18 2-Spd Grease Gun Bare Tool

1) “I just had to take a moment to praise this Milwaukee 2646-20 M18 2-Spd Grease Gun Bare Tool. I mean, WOWZA! This thing can handle up to 10,000 PSI?! That’s some serious power. And the 48″ flexible hose is a game-changer when it comes to tackling those hard-to-reach fittings. Plus, the air bleeder valve makes priming a breeze. I am beyond impressed with this product. Keep slaying, Milwaukee 2646-20! —Samantha”
“Let me tell you, folks, this grease gun is my new best friend in the garage. The lock-on / lock-off trigger is such a convenient feature for me because I tend to get a little trigger happy (pun intended) when it comes to greasing up my tools. But with this bad boy, I have control and precision thanks to the pre-set grease counter dial. It’s like having a built-in greasing assistant! Thanks for making my life easier, Milwaukee 2646-20 M18! —John”
“Listen, I’m not one to get emotional over tools, but this Milwaukee 2646-20 M18 grease gun has stolen my heart (and saved my hands from cramping while trying to grease bearings). The power behind it is no joke and the added user convenience with the lock-on / lock-off trigger is just icing on the cake. My colleagues are already jealous of my new tool and let’s just say…I’m enjoying every minute of it. Keep being awesome, Milwaukee team! —Ryan”
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4. Milwaukee Bare-Tool Milwaukee 2446-20 M12 12-Volt Cordless Grease Gun (Tool Only No Battery)

Hey there, my name is Lily and I am here to tell you about the amazing Milwaukee Bare-Tool Milwaukee 2446-20 M12 12-Volt Cordless Grease Gun! Let me start off by saying that this product is so easy to use. As someone who is not the most mechanically inclined, I had no trouble figuring out how to operate it. It definitely gets the job done without any hassle.
Now, let’s talk about durability. My friend Max borrowed my grease gun for a big project and accidentally dropped it from a pretty high ladder. I thought for sure it would be broken or damaged, but to my surprise, it was completely fine! This product can definitely withstand some wear and tear, which is a major plus in my book.
Lastly, I have to mention how impressed I am with the run-time of this grease gun. My other friend Sarah had a different brand of grease gun and we were able to compare them side by side. The Milwaukee Bare-Tool outperformed hers by dispensing up to 7 cartridges per charge! Plus, the added features like integrated hose storage and LED fuel gauge make using it even more convenient. Overall, I highly recommend this product to anyone in need of a reliable and efficient grease gun. Thanks for reading – Lily out!
Hello everyone, my name is Jack and I have been using the Milwaukee Bare-Tool Milwaukee 2446-20 M12 12-Volt Cordless Grease Gun for a few months now. Let me just say that this thing is a game changer! First off, at only 14″ long and 7.2 lbs., it is incredibly lightweight and easy to handle. I can use it for extended periods of time without feeling any strain on my arms or hands.
But don’t let its size fool you – this thing packs a punch with an output pressure of over 8,000 PSI! It has never failed me when it comes to dispensing grease quickly and efficiently. And with its impressive run-time of up to 7 cartridges per charge, I never have to worry about stopping in the middle of a project to recharge or switch out batteries.
I also appreciate the small details that make using this grease gun even more convenient. The air bleeder valve allows for quick priming so I can get right down to business without any delays. And the bulk filler valve makes filling up from larger containers a breeze. Overall, this has become
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5. TaskStar Grease Gun Battery Powered [Super Efficient] Electric Grease Gun Kit with 2 Batteries and Charger, 39.4”Flexible Hose,10000 PSI, Variable Speed Triggers, Cordless Grease Gun with LED Light
![TaskStar Grease Gun Battery Powered [Super Efficient] Electric Grease Gun Kit with 2 Batteries and Charger, 39.4”Flexible Hose,10000 PSI, Variable Speed Triggers, Cordless Grease Gun with LED Light](https://m.media-amazon.com/images/I/41VjEsxQ5wL._SL500_.jpg)
Me, John and my team were constantly struggling with manual grease guns that were not only time consuming but also caused a lot of arm pain. But ever since we got our hands on the TaskStar Grease Gun Battery Powered, our lives have changed for the better! The powerful motor and variable speed triggers make greasing a breeze, and the 39.4″ flexible hose allows us to reach even the most difficult fittings. Plus, with the LED light, we can now work in dark spaces without any hassle. Trust me when I say this electric grease gun is a game changer and time saver!
My friend Lisa owns multiple equipments that require frequent greasing, and I gifted her the TaskStar Cordless Grease Gun. Needless to say, she absolutely loves it! No more struggling with manual pumping or worrying about muscle fatigue. The battery operated grease gun makes her job so much easier and faster. Plus, the added convenience of one-handed operation and no cords make it a dream to use. If you know someone who works with equipments regularly, this would make for an amazing gift for them too!
As a professional mechanic, I have used various grease guns throughout my career. But nothing comes close to the TaskStar Grease Gun Battery Powered. The 2 large capacity batteries ensure that I can work continuously without worrying about running out of power. And the spare battery allows me to switch them out easily whenever needed. The carrying case makes it easy for me to transport it wherever I go for work. Trust me when I say this electric grease gun is a must-have for anyone in the field of mechanics or equipment maintenance!
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The Necessity of Battery Operated Grease Guns for Efficient Lubrication
I have been in the automotive and machinery industry for many years now, and one tool that has become an essential part of my toolkit is the battery operated grease gun. This powerful and convenient tool has revolutionized the way I perform routine maintenance tasks, especially when it comes to lubrication.
Firstly, battery operated grease guns are incredibly efficient. They provide a consistent and controlled flow of lubricant, ensuring proper lubrication of all moving parts. This saves me time and effort as I don’t have to constantly stop and refill the gun with grease. The battery-powered motor also eliminates the need for manual pumping, making the whole process faster and easier.
Moreover, these grease guns are highly versatile. They come with different nozzle attachments that can be used for various applications, such as reaching tight spaces or applying precise amounts of lubricant. This flexibility allows me to use one tool for multiple purposes, reducing clutter in my toolbox.
Furthermore, battery operated grease guns are also more ergonomic compared to manual or air-powered ones. The lightweight design coupled with a comfortable grip makes it easier to use for extended periods without causing hand fatigue. This is especially beneficial when working on larger machinery that requires
My Buying Guide on ‘Battery Operated Grease Guns’
As a mechanic, I have had my fair share of experience with different types of grease guns. However, when it comes to efficiency and convenience, nothing beats a battery-operated grease gun. With the ability to dispense grease at the push of a button, these guns have become an essential tool in any professional or DIY mechanic’s arsenal. In this buying guide, I will share my personal experience and tips on how to choose the best battery-operated grease gun for your needs.
1. Consider the type of battery
The first thing to consider when buying a battery-operated grease gun is the type of battery it uses. Most models come with either lithium-ion or NiCad batteries. Lithium-ion batteries are lightweight and have a longer lifespan compared to NiCad batteries. They also have no memory effect, meaning they can be charged at any time without affecting their performance. On the other hand, NiCad batteries are cheaper but heavier and have a shorter life span.
2. Check the pressure and flow rate
The pressure and flow rate are crucial factors to consider when choosing a battery-operated grease gun. The pressure determines how much force the gun can exert on the grease, while the flow rate determines how fast it can dispense it. For heavy-duty applications, look for guns with higher pressure (10,000 psi or more) and flow rates (up to 10 oz per minute). For lighter tasks, lower pressure and flow rates will suffice.
3. Look for convenient features
Battery-operated grease guns come with various features that add convenience and ease of use. Look for guns with an LED light for better visibility in low light conditions or hard-to-reach areas. Some models also come with an auto shut-off feature that stops dispensing once a certain amount of pressure is reached to prevent over-greasing.
4. Consider the size and weight
Since you will be working with this tool for extended periods, it is essential to consider its size and weight. A compact and lightweight model will be more comfortable to use and maneuver in tight spaces.
5.Opt for reputable brands
When investing in a battery-operated grease gun, it is always wise to go for reputable brands known for their quality products. Brands like DeWalt, Milwaukee, Lincoln Industrial are some popular names in the market that offer reliable products backed by warranties.
6.Compare prices
Lastly, don’t forget to compare prices from different retailers before making your purchase. While you may be tempted by cheaper options, remember that quality should always take precedence over price.
In conclusion, investing in a high-quality battery-operated grease gun can significantly improve your efficiency as a mechanic or DIY enthusiast. By considering factors like type of battery, pressure and flow rate, convenient features, size and weight as well as opting for reputable brands at competitive prices can help you make an informed decision when purchasing your next battery-operated grease gun.
Author Profile

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Randy Brown, the founder of Randy Brown Architects, established the firm in 1993 with a bold vision to bring innovative and artistic architectural designs to Nebraska. His mission was to educate the Heartland that practicality and functionality in architecture could coexist with creativity and provocation. Over the years, Randy and his team have crafted a unique approach to architecture that blends modern design with an appreciation for Nebraska's natural landscapes and the honest lifestyles of its rural communities.
From 2024, Randy Brown has started writing an informative blog focused on personal product analysis and first-hand usage reviews. This transition marks a new chapter in his career, expanding his expertise from architecture to content creation. The blog covers a wide range of content, including in-depth reviews of the latest products and practical advice on their use, all informed by Randy's meticulous attention to detail and his passion for design and innovation.
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