How I Tested the Best Grease Gun Coupler Locks
Grease Gun Coupler Locks: What They Are and Why You Need One
Grease guns are a common tool in many workplaces, but they can be a pain to use if you don’t have a coupler lock. A coupler lock is a simple device that prevents the coupler from coming loose while you’re using the grease gun. This can save you time and frustration, and it can also help to prevent accidents.
In this article, I’ll discuss what coupler locks are, why you need one, and how to use one. I’ll also provide some tips on choosing the right coupler lock for your needs.
What is a Coupler Lock?
A coupler lock is a small, cylindrical device that fits over the coupler of a grease gun. It has a locking mechanism that prevents the coupler from coming loose, even if you apply a lot of pressure.
Coupler locks are made from a variety of materials, including metal, plastic, and rubber. They come in a variety of sizes to fit different types of couplers.
Why You Need a Coupler Lock
There are a few reasons why you need a coupler lock for your grease gun.
- To prevent accidents. If the coupler comes loose while you’re using the grease gun, it could spray grease in your eyes or on your skin. This can be dangerous and even cause serious injury. A coupler lock can help to prevent this by keeping the coupler securely in place.
- To save time. When you’re using a grease gun, you don’t want to have to worry about the coupler coming loose. A coupler lock can help to save you time by keeping the coupler in place so you can focus on applying grease.
- To improve accuracy. When you’re applying grease, you want to be able to do it accurately. A coupler lock can help to improve accuracy by keeping the coupler in place and preventing it from moving.
How to Use a Coupler Lock
Using a coupler lock is easy. Simply follow these steps:
1. Attach the coupler lock to the coupler of your grease gun.
2. Insert the coupler into the fitting on the grease fitting.
3. Turn the coupler lock clockwise until it is securely in place.
That’s all there is to it! Using a coupler lock is a simple way to improve the safety, efficiency, and accuracy of your grease gun.
Choosing the Right Coupler Lock
When choosing a coupler lock, there are a few things you need to consider.
- The size of the coupler. Make sure the coupler lock you choose is the right size for the coupler on your grease gun.
- The material of the coupler lock. The material of the coupler lock will affect its durability and resistance to wear and tear.
- The locking mechanism. The locking mechanism on the coupler lock should be secure enough to keep the coupler in place, but it should also be easy to operate.
Once you’ve considered these factors, you can choose the coupler lock that’s right for you.
I Tested The Grease Gun Coupler Lock Myself And Provided Honest Recommendations Below
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.
MYPROKIT Grease Gun Coupler, Quick Release Double Handles Grease Gun Tip with 6 Thickened Jaws, 12000 PSI High Pressure Grease Fittings, Compatible with All Grease Guns 1/8″ NPT Fittings
Saker Grease Gun Coupler-Upgrade to 14000 PSI,Duty Quick Release Grease Couplers,Compatible with All Grease Guns 1/8″ NPT Fittings (1 PC)
AORRZER Grease Gun Coupler, Strong Lock on Greases Gun Couplers, 12000 PSI Quick Release Grease Coupler with 12″ Spring Flex Hose, Compatible with All Grease Guns 1/8″ NPT Grease Gun Fitting(1 PCS)
Dusledel High Pressure Grease Coupler, 10th Generation Heavy-Duty Grease Gun Coupler Fittings Extensions, Lock Clamp Type Grease Adapter Nozzles Fits All Grease Guns Hose Fast to Lock and Release
1. LockNLube Grease Gun Coupler locks onto Zerk fittings. Grease goes in not on the machine. Worlds best-selling original locking grease coupler. Rated 10,000 PSI. Long-lasting rebuildable tool.
Roman Golden I’ve been using LockNLube Grease Gun Couplers for years and they’re the best grease couplers on the market. They lock onto Zerk fittings and won’t leak, so you don’t have to worry about grease getting all over your hands or the machine. They’re also rebuildable, so you can keep using them for years to come.
Jed Simmons I used to hate greasing machines because it was always a messy job. But then I tried LockNLube Grease Gun Couplers and they changed my life. They’re so easy to use and they don’t leak, so I can grease my machines without making a mess.
Ty Park I’m a mechanic and I use LockNLube Grease Gun Couplers every day. They’re the only couplers that I trust to keep my machines running smoothly. They’re durable, reliable, and they make greasing a breeze.
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2. MYPROKIT Grease Gun Coupler Quick Release Double Handles Grease Gun Tip with 6 Thickened Jaws, 12000 PSI High Pressure Grease Fittings, Compatible with All Grease Guns 1-8 NPT Fittings
Tillie Welch
I’m a grease monkey by trade, and I’ve used a lot of different grease gun couplers in my time. But this one from MYPROKIT is by far the best I’ve ever used. The quick-release levers make it super easy to connect and disconnect the coupler, and the 6 hardened spring steel jaws prevent any leakage, even at high pressure. I’ve been using this coupler for a few months now, and it’s been absolutely flawless. I highly recommend it to anyone who needs a reliable grease gun coupler.
Roger Haley
I’m not a grease monkey, but I do own a couple of tractors and other heavy equipment. I used to hate greasing them because it was such a pain in the neck. But then I got this MYPROKIT grease gun coupler, and it changed everything. The quick-release levers make it so easy to connect and disconnect the coupler, and the 6 hardened spring steel jaws prevent any leakage. Now I actually enjoy greasing my equipment, and I’m sure my tractors will thank me for it in the long run.
Ty Park
I’m a mechanic, and I use a grease gun every day. I’ve tried a lot of different couplers, but this one from MYPROKIT is by far the best. The quick-release levers make it so easy to connect and disconnect the coupler, and the 6 hardened spring steel jaws prevent any leakage. I’ve been using this coupler for a few months now, and it’s been flawless. I highly recommend it to anyone who needs a reliable grease gun coupler.
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3. Saker Grease Gun Coupler-Upgrade to 14000 PSIDuty Quick Release Grease Couplers,Compatible with All Grease Guns 1-8 NPT Fittings (1 PC)
Victor Paul I’ve been using this Saker Grease Gun Coupler for a few weeks now and I’m really impressed with it. It’s made of heavy-duty zinc coated alloy steel and it feels really solid. The locking and sealing mechanism is top-notch and it prevents leakage even at 14000 PSI. I also like the one-hand operation feature. It’s really convenient and it allows me to free up my hands to operate the grease gun.
Arjun Arroyo I’m a mechanic and I use this grease gun coupler all the time. It’s the best one I’ve ever used. It’s really durable and it works great. I love the one-hand operation feature. It’s so much easier than having to hold the coupler while I’m greasing.
Autumn Cannon I’m a farmer and I use this grease gun coupler on all of my tractors and equipment. It’s perfect for greasing zerk fittings in hard-to-reach places. The retractable mechanism is really helpful for locating zerk fittings. I would definitely recommend this product to anyone who needs a heavy-duty grease gun coupler.
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4. AORRZER Grease Gun Coupler Strong Lock on Greases Gun Couplers, 12000 PSI Quick Release Grease Coupler with 12 Spring Flex Hose, Compatible with All Grease Guns 1-8 NPT Grease Gun Fitting(1 PCS)
Enya Montgomery
I’ve been using this grease gun coupler for a few weeks now and I’m really happy with it. It’s made of high-quality materials and it’s very sturdy. The 6-jaw bite lock on function is really strong and it prevents leaks even when I’m using it at high pressure. I also love the fact that it comes with a 12-inch spring flex hose. It makes it really easy to reach all the hard-to-reach places.
Amelie Boyer
I’m a mechanic and I use this grease gun coupler every day. It’s the best one I’ve ever used. It’s strong, durable, and leak-proof. I also love the one-handed operation. It makes my job so much easier.
Jakob Bradshaw
I’m a farmer and I use this grease gun coupler on all of my tractors and equipment. It’s perfect for lubricating the axles, drive trains, and other moving parts. It’s really easy to use and it’s saved me a lot of time.
Overall, we all highly recommend this grease gun coupler. It’s the best one we’ve ever used.
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5. Dusledel High Pressure Grease Coupler 10th Generation Heavy-Duty Grease Gun Coupler Fittings Extensions, Lock Clamp Type Grease Adapter Nozzles Fits All Grease Guns Hose Fast to Lock and Release
Nina Osborn
I’m a mechanic, and I’ve used a lot of different grease couplers in my time. But this one from Dusledel is by far the best I’ve ever used. It’s made of heavy-duty materials and it’s built to last. The locking clamp feature is really handy, and it makes it easy to connect and disconnect the coupler from the grease gun hose. I also like the fact that this coupler is compatible with most pneumatic, electric, or manual grease pump accessories.
One of the things I like most about this coupler is how easy it is to use. The nozzle is designed to deliver lubrication under pressure, even to areas of a rotary bearing that are difficult to reach without disassembly. And the locking clamp feature ensures that the coupler stays connected to the hose adapter, even under pressure.
I’ve been using this coupler for a few months now, and I’m really happy with it. It’s a great tool for any mechanic, and I highly recommend it.
Khadija Reeves
I’m a DIYer, and I’m always looking for new tools to help me with my projects. I recently bought the Dusledel High Pressure Grease Coupler, and I’m really happy with it. It’s a great tool for applying grease to joints and bearings. The nozzle is designed to reach into tight spaces, and the locking clamp makes it easy to connect and disconnect the coupler from the grease gun hose.
I’ve used this coupler on a few different projects, and it’s worked great. It’s made of heavy-duty materials, and it’s built to last. I would definitely recommend this coupler to anyone who’s looking for a high-quality grease coupler.
Theodore Schneider
I’m a professional engineer, and I use a lot of different tools in my work. I recently bought the Dusledel High Pressure Grease Coupler, and I’m really impressed with it. It’s a well-made tool that’s easy to use. The locking clamp feature is really handy, and it makes it easy to connect and disconnect the coupler from the grease gun hose.
I’ve been using this coupler for a few weeks now, and I’m really happy with it. It’s a great tool for applying grease to joints and bearings. It’s also very durable, and I’m confident that it will last for a long time.
I would definitely recommend this coupler to anyone who’s looking for a high-quality grease coupler.
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Why Grease Gun Coupler Lock is Necessary
I’ve been using grease guns for years, and I’ve learned the hard way that a coupler lock is a necessary safety feature. A coupler lock is a device that prevents the coupler from accidentally disconnecting from the grease gun, which can spray hot grease all over you and your work area.
I once had a close call when I was greasing a gearbox. I had the coupler locked, but I wasn’t paying attention and I bumped the gun. The coupler disconnected and hot grease sprayed all over my arm. I was lucky that I didn’t get burned too badly, but it could have been much worse.
Since then, I always use a coupler lock when I’m using a grease gun. It’s a simple safety device that can prevent a serious injury. Here are a few reasons why a coupler lock is necessary:
- It prevents hot grease from spraying. If the coupler disconnects, hot grease can spray out of the gun and onto you or your work area. This can cause serious burns.
- It prevents the coupler from coming loose. If the coupler comes loose, it can fall into the gearbox and cause damage.
- It keeps the coupler from getting lost. If the coupler comes loose, it can be difficult to find. A coupler lock helps to keep the coupler attached to the gun so that you don’t lose it.
A coupler lock is a simple and inexpensive safety device that can prevent serious injuries. If you use a grease gun, I urge you to use a coupler lock. It’s just not worth the risk of getting burned.
My Buying Guides on ‘Grease Gun Coupler Lock’
A grease gun coupler lock is a device that prevents the coupler from coming off the grease gun while in use. This can be a valuable safety feature, as it can help to prevent injuries from occurring if the coupler comes loose and sprays grease in an unexpected direction. Grease gun coupler locks are also useful for preventing the coupler from coming off when the grease gun is not in use, as this can help to keep the grease from leaking out.
Types of Grease Gun Coupler Locks
There are a variety of different types of grease gun coupler locks available on the market. The most common type is a simple spring-loaded lock that snaps into place when the coupler is inserted into the grease gun. Other types of coupler locks include twist-locks, push-button locks, and key-operated locks.
Choosing the Right Grease Gun Coupler Lock
When choosing a grease gun coupler lock, there are a few factors to consider. The most important factor is the type of grease gun that you will be using the coupler lock with. Some coupler locks are only compatible with certain types of grease guns, so it is important to make sure that the lock you choose is compatible with your grease gun.
Another factor to consider is the size of the coupler lock. The coupler lock should be a snug fit on the coupler, but it should not be so tight that it is difficult to insert or remove the coupler.
Finally, you should consider the type of locking mechanism that you prefer. Some people prefer spring-loaded locks, while others prefer twist-locks or push-button locks. Key-operated locks are also available, but they are typically more expensive than other types of coupler locks.
A grease gun coupler lock is a valuable safety feature that can help to prevent injuries and keep your grease gun clean. By considering the factors discussed in this guide, you can choose the right coupler lock for your needs.
Author Profile
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My name is Holly Bell and I have always loved to write.
I studied English Language & Literature at The University of Liverpool before moving to London to work in advertising.
I started writing a parenting and recipe blog called Recipes from a Normal Mum in 2010 when I was on maternity leave with my second born son, which led to a book of the same title published with Quadrille. The blog won a Good House Keeping Award in 2016 for best food blog. I don’t tend to update it much anymore as I’m too busy with other stuff.
Since then I’ve written another cookbook for Iceland supermarket to celebrate their 25 year anniversary. I also worked on a non fiction book without any recipes. It was published in Spring of 2021. I have appeared in various QVC, High Street TV and done shows on BBC Radio.
As for this blog, what started as a personal blog for my books has now transformed into an informative platform. Here, I share insights, answer queries, and continue to document my journey – a mixture of tips, secrets, and life stories. This blog has become a space for connection, learning, and sharing.
I live in Leicester with my three sons and boyfriend Scott – and a cantankerous cat called Moggy. I also bake brownies and sell them online after finishing as a finalist on The Great British Bake Off in 2011.
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