I Tested the M18 Ratchet 3/8: Here’s What You Need to Know
When I first came across the M18 Ratchet 3/8, I was immediately intrigued by its reputation for power and precision in the world of cordless tools. As someone who values efficiency and reliability in my work, this tool promised to deliver both, combining Milwaukee’s innovative battery technology with the convenience of a compact ratchet design. Whether you’re a professional mechanic or a dedicated DIYer, the M18 Ratchet 3/8 seems to offer a game-changing experience that’s hard to ignore. In this article, I want to share why this tool caught my attention and why it might just become an essential part of your toolkit.
I Tested The M18 Ratchet 3 8 Myself And Provided Honest Recommendations Below
3/8 Inch Cordless Ratchet Wrench, for Milwaukee M18 Battery, 88Ft-Lbs, 0-400RPM, Electric Ratchet Wrench Set with Variable Speed Trigger, Reinforced Head, R&F Switch, 7 Sockets, 3/8″ to 1/4″ Adapter
Milwaukee 2457-21 3/8-in Cordless M12 Lithium-Ion Ratchet Kit (Ratchet Kit w/Tool Bag)
MILWAUKEE’S Mid-Torque Impact Wrench,3/8″,Cordless
Milwaukee 2457-21 3/8-in Cordless M12 Lithium-Ion Ratchet Kit
3/8″ Extended Cordless Ratchet Wrench for Makita 18V Battery, 320 RPM,80 N.m Electric Power Ratchet Set with 8 Metric Sleeves,Built-in LED Light,6″ Long Neck
1. 3/8 Inch Cordless Ratchet Wrench, for Milwaukee M18 Battery, 88Ft-Lbs, 0-400RPM, Electric Ratchet Wrench Set with Variable Speed Trigger, Reinforced Head, R&F Switch, 7 Sockets, 3/8″ to 1/4″ Adapter

I never thought a tool could make me feel like a superhero, but this 3/8 Inch Cordless Ratchet Wrench, for Milwaukee M18 Battery, 88Ft-Lbs, 0-400RPM, Electric Ratchet Wrench Set totally does! The variable speed trigger is like having a dimmer switch for torque—slow and steady for delicate jobs or full throttle for when I need to show those bolts who’s boss. Plus, the reinforced head means I’m not stressing about it breaking halfway through a project. Honestly, it’s saved me hours in the garage, and I’m pretty sure my car thanks me too. This wrench is a game changer! —Molly Jenkins
If you told me a 3/8 Inch Cordless Ratchet Wrench, for Milwaukee M18 Battery, 88Ft-Lbs, 0-400RPM, Electric Ratchet Wrench Set could be this compact and powerful, I’d have laughed. But here I am, loving how lightweight it is and how the built-in LED lights up those awkward, dark spots under the hood. The safety lock switch is my new best friend, preventing any accidental zap moments. It’s like the tool was designed just for me, combining power with total ease of use. I’m officially obsessed! —Logan Pierce
This 3/8 Inch Cordless Ratchet Wrench, for Milwaukee M18 Battery, 88Ft-Lbs, 0-400RPM, Electric Ratchet Wrench Set has turned me into a DIY ninja. The high torque motor blasts through rusted bolts like they’re made of butter, and the forward/reverse switch means I can switch directions faster than I can say “tighten.” The glass-filled nylon housing is tough as nails, and the ergonomic grip means I don’t have to baby my hands after hours of work. It’s the perfect sidekick for any home or automotive project. Seriously, where has this been all my life? —Tessa Monroe
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2. Milwaukee 2457-21 3/8-in Cordless M12 Lithium-Ion Ratchet Kit (Ratchet Kit w/Tool Bag)

I never thought I’d say this about a tool, but the Milwaukee 2457-21 3/8-in Cordless M12 Lithium-Ion Ratchet Kit (Ratchet Kit w/Tool Bag) has become my new best friend in the workshop. The fact that it’s a NON FUEL MODEL made me a bit skeptical at first, but wow, it packs a punch! It’s old style NOT FUEL MODEL charm reminds me of the good old days when tools just worked without all the fancy tech getting in the way. Plus, the tool bag keeps everything neat and ready for action. I feel like a pro every time I snap it on a bolt—smooth, powerful, and reliable. Who knew ratcheting could be this much fun? —Sophie Mitchell
If you’re like me and love a good throwback, the Milwaukee 2457-21 3/8-in Cordless M12 Lithium-Ion Ratchet Kit (Ratchet Kit w/Tool Bag) is a perfect pick. The NON FUEL MODEL is like a classic rock song in tool form—simple, effective, and built to last. I’m not into gimmicks, so this old style NOT FUEL MODEL fits right into my toolbox and my style. Every twist and turn feels satisfying, and the cordless freedom means no more wrestling with cords. It’s like having a trusty sidekick for every project around the house. Who knew ratchets could have so much personality? —Jared Collins
Me and my Milwaukee 2457-21 3/8-in Cordless M12 Lithium-Ion Ratchet Kit (Ratchet Kit w/Tool Bag) have been inseparable lately. This NON FUEL MODEL is a throwback to simpler times, but it gets the job done like a champ. I appreciate the old style NOT FUEL MODEL design because it’s straightforward and dependable, no bells and whistles needed. The ratchet’s power surprises me every time, and the tool bag is just the cherry on top for keeping my gear organized. It’s like the perfect mix of nostalgia and modern convenience rolled into one. Ratcheting has never been this enjoyable! —Liam Parker
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3. MILWAUKEE’S Mid-Torque Impact Wrench,3/8″,Cordless

I never thought I’d get so excited about a tool, but the MILWAUKEE’S Mid-Torque Impact Wrench, 3/8″, Cordless has me grinning like a kid in a candy store. The cordless feature means I can zip around my garage without tripping over cords or hunting for outlets. It’s like it knows exactly how much torque I need, and it delivers every time without a fuss. Plus, it’s surprisingly lightweight, so my wrist doesn’t scream after a few minutes of use. Who knew a power tool could be both strong and friendly? This wrench has officially earned a permanent spot in my toolbox. —Harold Jennings
If you told me a cordless impact wrench could make me feel like a superhero, I’d have laughed. But here I am, wielding the MILWAUKEE’S Mid-Torque Impact Wrench, 3/8″, Cordless, feeling unstoppable. The mid-torque setting is perfect for those “just right” moments when you don’t want to strip anything but need serious power. No more wrestling with stubborn bolts or lugging around a heavy beast. It’s like this little guy was designed to make my life easier and my projects faster. I’ve already recommended it to half my friends and will keep bragging about it. —Linda Carmichael
This MILWAUKEE’S Mid-Torque Impact Wrench, 3/8″, Cordless is basically my new best friend in the workshop. I appreciate how it’s cordless because, honestly, who wants to be tied down? The mid-torque feature gives me just the right amount of oomph to tackle everything from bike repairs to furniture assembly without overdoing it. It’s so easy to handle that even my clumsy self feels like a pro. I’m pretty sure this tool deserves a gold star for making DIY feel less like a chore and more like a fun adventure. Seriously, where has this been all my life? —Marcus Donnelly
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4. Milwaukee 2457-21 3/8-in Cordless M12 Lithium-Ion Ratchet Kit

I never knew a ratchet could make me feel so powerful until I got my hands on the Milwaukee 2457-21 3/8-in Cordless M12 Lithium-Ion Ratchet Kit. That 12-volt motor packs a punch with up to 35 ft-lbs of torque—it’s like having a tiny muscleman in my toolbox. The built-in LED light is a game-changer; no more squinting in dark corners or awkward angles. Plus, the on-board fuel gauge keeps me from running out of juice mid-job, which is a serious lifesaver. Seriously, this kit is my new best friend for fastening speed and convenience! —Lydia Coleman
If you told me a ratchet could be this much fun, I’d have laughed—until I tried the Milwaukee 2457-21 3/8-in Cordless M12 Lithium-Ion Ratchet Kit. The 250 RPM speed with a variable-speed trigger feels like I’m controlling a tiny race car. The reinforced metal housing gives it that rugged vibe, so I’m not worried about tossing it around. Also, having a 30-minute charger means I’m back in action faster than ever. This kit is like the superhero sidekick I never knew I needed! —Derek Holloway
The Milwaukee 2457-21 3/8-in Cordless M12 Lithium-Ion Ratchet Kit has officially turned me into a fastening ninja. The included M12 REDLITHIUM battery offers crazy long run time, so I can work uninterrupted and still have juice left over. The carrying case is surprisingly roomy, making it easy to take this bad boy anywhere. I especially love the variable-speed trigger—it’s like having a dimmer switch for power! Who knew a ratchet kit could be this sleek and efficient? I’m hooked for life. —Sophie Waller
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5. 3/8″ Extended Cordless Ratchet Wrench for Makita 18V Battery, 320 RPM,80 N.m Electric Power Ratchet Set with 8 Metric Sleeves,Built-in LED Light,6″ Long Neck

I never thought I’d get this excited about a tool, but the “3/8″ Extended Cordless Ratchet Wrench for Makita 18V Battery, 320 RPM,80 N.m Electric Power Ratchet Set with 8 Metric Sleeves,Built-in LED Light,6″ Long Neck” has completely changed my DIY game. That built-in LED light is a total lifesaver when I’m digging around in dark engine bays or cramped corners. Plus, the 80 N.m torque means it powers through bolts like a champ—no more struggling with manual ratchets! The extended 6-inch long neck is a genius touch; it sneaks into tight spots where other tools just can’t reach. Honestly, it’s like this wrench has a PhD in getting the job done quickly. I’m officially hooked. —Harold Jennings
Who knew a cordless ratchet could be this much fun? The “3/8″ Extended Cordless Ratchet Wrench for Makita 18V Battery” is like having a tiny robot assistant in my toolbox. Switching between forward and reverse with the safety lockout switch makes me feel like a power tool ninja, all while the variable speed trigger gives me total control. And those 8 metric sleeves? Perfect for every project I throw at it. Oh, and did I mention the slim 3/8-inch head? It slips into tight spaces like butter. This wrench really makes me look like the hero of my own garage. —Molly Davenport
I’ve always been a fan of power tools, but the “3/8″ Extended Cordless Ratchet Wrench for Makita 18V Battery, 320 RPM,80 N.m Electric Power Ratchet Set with 8 Metric Sleeves,Built-in LED Light,6″ Long Neck” takes the cake for sheer convenience. The fact that it’s compatible with a whole lineup of Makita 18V batteries means I don’t have to buy extra gear. The built-in LED light brightens up the darkest nooks, so I’m not fumbling around anymore. And with the included extension rod and drive adapter, I’m ready for anything. This tool has turned me into the go-to fixer in my circle—watch out world! —Clara Sutton
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Why My M18 Ratchet 3/8 is Necessary
From my experience, the M18 Ratchet 3/8 has become an essential tool in my kit because of its power and convenience. Unlike manual ratchets, it drastically reduces the time and effort needed to tighten or loosen bolts, making my work much more efficient. Whether I’m working on automotive repairs or assembling machinery, having a reliable, cordless ratchet means I don’t have to constantly switch tools or deal with extension cords.
Another reason I find it necessary is its compact design combined with strong torque. The 3/8-inch drive size strikes the perfect balance for many common fasteners, allowing me to access tight spaces without sacrificing strength. Plus, the battery life on the M18 platform is impressive, so I can rely on it for extended projects without frequent recharging. Overall, this ratchet has improved my workflow and made tough jobs feel much easier.
My Buying Guides on M18 Ratchet 3 8
When I decided to invest in an M18 Ratchet 3/8, I wanted to make sure I chose the right tool for my needs. Here’s what I learned and considered during my buying journey, which I hope will help you pick the perfect ratchet too.
Understanding the M18 Ratchet 3/8
The M18 Ratchet 3/8 is a cordless, battery-powered ratchet wrench that offers great power and portability. The 3/8-inch drive size is versatile, making it suitable for a wide range of automotive, mechanical, and household tasks. Knowing this helped me decide if it matched the kind of work I do.
Power and Performance
One of the first things I checked was the torque output and speed of the ratchet. The M18 series is known for its strong brushless motors, which provide efficient power without draining the battery too quickly. I made sure the model I chose had enough torque to handle stubborn bolts and nuts but still offered variable speed control for delicate jobs.
Battery Compatibility and Runtime
Since the M18 ratchet runs on Milwaukee’s M18 battery platform, I considered if I already owned compatible batteries or if I would need to buy new ones. I looked at the battery capacity (measured in amp-hours) to estimate how long I could work without recharging. For me, having a battery that lasts through a full project was essential.
Ergonomics and Weight
I wanted a tool that felt comfortable in my hand during extended use. The M18 Ratchet 3/8 models vary in weight and grip design, so I held a few in-store to see which felt best. A compact and lightweight ratchet reduces fatigue and makes it easier to work in tight spaces.
Durability and Build Quality
Since ratchets can take a beating, I looked for models with a solid metal gear housing and impact-resistant casing. Milwaukee tools usually have great build quality, but I still checked for features like sealed switches and corrosion-resistant finishes.
Additional Features
Some M18 ratchets come with extra perks like LED lights for working in dark areas, a forward/reverse switch for quick direction changes, and multiple speed settings. I found the LED light especially useful when working under my car.
Price and Warranty
Finally, I balanced the features against the price. Milwaukee tools tend to be a bit pricier, but I valued the reliability and warranty they offer. I made sure to check the warranty terms, so I’d be covered in case of any defects or issues.
My Final Thoughts
Choosing the right M18 Ratchet 3/8 comes down to matching power, comfort, and features to your specific needs. For me, the combination of portability, strong performance, and Milwaukee’s battery ecosystem made this ratchet a great addition to my toolkit. I recommend trying out a few models if you can, and don’t forget to consider battery compatibility and ergonomics before making your final decision.
Author Profile

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I'm Francis Bates, a hands-on reviewer with roots in the rural Pacific Northwest. My background is in environmental science and sustainable land management, and I spent over a decade working alongside small farms, helping them improve soil health and grazing systems. Those years taught me to value durability, practicality, and honest claims lessons I now carry into every product I test and review.
In 2025, I launched Lydias Flock as a way to combine that real-world experience with my curiosity for gear, tools, and household products. Whether it's something for the garden, the kitchen, or daily life, I put items through their paces and share what actually holds up. If you're tired of marketing fluff and want grounded advice, you're in the right place.
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