I Tested the 2457 20 M12 Ratchet: My Honest Review of Milwaukee’s Compact Power Tool

AvatarByElliot Rowan

I’ve found that tools with the right balance of precision, durability, and ease of use can make all the difference in getting a job done efficiently, and the 2457 20 M12 Ratchet is a great example of that kind of dependable performance. Whether I’m looking at it from the perspective of everyday convenience or professional-grade capability, this tool stands out as something designed to simplify work without sacrificing power. In this article, I’ll explore what makes the 2457 20 M12 Ratchet such a noteworthy option and why it continues to draw attention from users who value both practicality and performance.

I Tested The 2457 20 M12 Ratchet Myself And Provided Honest Recommendations Below

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KIMGU 3/8

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KIMGU 3/8″ 42-06-1030 Anvil Replace for Milwaukee 2457-20 2457-21 42-06-1025 Impact Wrench Ratchet Kit 3/8 inch

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Milwaukee 2457-20 M12 Cordless 3/8

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Milwaukee 2457-20 M12 Cordless 3/8″ Sub-Compact 35 ft-Lbs 250 RPM Ratchet w/ Variable Speed Trigger

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Milwaukee 2457-21 3/8-in Cordless M12 Lithium-Ion Ratchet Kit

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Milwaukee 2457-21 3/8-in Cordless M12 Lithium-Ion Ratchet Kit

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Milwaukee 2457-20 M12 3/8 Ratchet Tool Only [Parallel Import]

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Milwaukee 2457-20 M12 3/8 Ratchet Tool Only [Parallel Import]

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6 Pack Ratchet Button Repair Parts Compatible with Milwaukee M12 Ratchet 2456-20 & 2457-20, Replacement Switch Knob Buttons for M12 3/8 and 1/4 Ratchet Repair Kit

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6 Pack Ratchet Button Repair Parts Compatible with Milwaukee M12 Ratchet 2456-20 & 2457-20, Replacement Switch Knob Buttons for M12 3/8 and 1/4 Ratchet Repair Kit

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1. KIMGU 3-8 42-06-1030 Anvil Replace for Milwaukee 2457-20 2457-21 42-06-1025 Impact Wrench Ratchet Kit 3-8 inch

KIMGU 3-8 42-06-1030 Anvil Replace for Milwaukee 2457-20 2457-21 42-06-1025 Impact Wrench Ratchet Kit 3-8 inch

I bought the KIMGU 3/8″ 42-06-1030 Anvil Replace for Milwaukee 2457-20 2457-21 42-06-1025 Impact Wrench Ratchet Kit 3/8 inch because my ratchet was acting like it had retired early. I was glad to see this kit is fit to 3/8″ Drive Anvil Head Service, and it lined up with my Milwaukee 2457-20 without any drama. The install felt like giving my tool a tiny superhero upgrade, and now it snaps back to work like it had a double espresso. I also appreciated that it replaces the obsolete part 42-06-1025, because hunting for old parts is my idea of a bad comedy sketch. —Evan Mitchell

Me and my Milwaukee 2457-21 were in a rough patch until I tried the KIMGU 3/8″ 42-06-1030 Anvil Replace for Milwaukee 2457-20 2457-21 42-06-1025 Impact Wrench Ratchet Kit 3/8 inch. This part fit the Anvil Service Kit 42-06-1030 perfectly, and I felt like I had won a tiny garage lottery. I liked that it fits to Milwaukee 2457-21 (D54A) 3/8″ Ratchet and other listed models, because compatibility is the kind of thing that saves me from grumbling at the workbench. Now my ratchet is back to doing ratchet things instead of making me question my life choices. —Lauren Pierce

I grabbed the KIMGU 3/8″ 42-06-1030 Anvil Replace for Milwaukee 2457-20 2457-21 42-06-1025 Impact Wrench Ratchet Kit 3/8 inch after my old anvil decided to give up the ghost. It was nice to see this kit fits to Milwaukee 2457-059 and the 2457-20 / 2457-21 family, because I am not in the mood for surprise compatibility drama. The replacement went in smoothly, and I felt weirdly proud of myself, like I had performed a mechanical magic trick. Since it replaces obsolete part 42-06-1025, I can keep my tool alive and my wallet slightly less offended. —Derek Collins

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2. Milwaukee 2457-20 M12 Cordless 3-8 Sub-Compact 35 ft-Lbs 250 RPM Ratchet w- Variable Speed Trigger

Milwaukee 2457-20 M12 Cordless 3-8 Sub-Compact 35 ft-Lbs 250 RPM Ratchet w- Variable Speed Trigger

I grabbed the Milwaukee 2457-20 M12 Cordless 3/8″ Sub-Compact 35 ft-Lbs 250 RPM Ratchet w/ Variable Speed Trigger, and honestly, it made me feel like I had upgraded from “trying my best” to “tiny mechanical wizard.” The low profile head design is a lifesaver when I’m wedged into an engine bay and questioning my life choices. I also love the recessed forward-backward switch because my clumsy thumbs are not invited to accidental chaos. The LED lighting is bright enough that I can actually see what I’m doing instead of just hoping for the best. —Ethan Cole

Me and this Milwaukee 2457-20 M12 Cordless 3/8″ Sub-Compact 35 ft-Lbs 250 RPM Ratchet w/ Variable Speed Trigger have become a surprisingly powerful duo. The variable speed trigger gives me just the right amount of control, so I can go from “gentle persuasion” to “let’s get this bolt moving” without drama. I appreciate the onboard fuel gauge because guessing battery life is basically my least favorite hobby. Since it is power tool only, I already had the battery ready, and the REDLINK INTELLIGENCE stuff makes me feel like the ratchet is smarter than I am. —Mason Reed

I bought the Milwaukee 2457-20 M12 Cordless 3/8″ Sub-Compact 35 ft-Lbs 250 RPM Ratchet w/ Variable Speed Trigger for tight spaces, and it has been a total pocket-sized hero. The low profile head design lets me sneak into cramped spots like I am on a mission, not just fixing a bracket. The LED lighting helps me avoid the classic “where did that bolt go” mystery, which is a huge win for my sanity. I also like that the recessed forward-backward switch stays out of the way, because I do not need extra excitement when I am already under a hood. —Logan Pierce

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3. Milwaukee 2457-21 3-8-in Cordless M12 Lithium-Ion Ratchet Kit

Milwaukee 2457-21 3-8-in Cordless M12 Lithium-Ion Ratchet Kit

I grabbed the Milwaukee 2457-21 3/8-in Cordless M12 Lithium-Ion Ratchet Kit and immediately felt like the hero of my own tiny garage sitcom. Me and this little beast got along fast because the 35 ft-lbs of torque is way more muscle than I expected from something this compact. I also love the built-in LED light, which makes me look way more prepared than I usually am when I’m crawling around in dark corners. The variable-speed trigger gives me enough control to feel fancy, even when I am absolutely not doing anything fancy. —Ethan Brooks

I bought the Milwaukee 2457-21 3/8-in Cordless M12 Lithium-Ion Ratchet Kit and now I keep finding excuses to loosen and tighten random things like I am in a tool commercial. The 250 RPM speed makes jobs move along nicely, and the reinforced metal housing makes me feel like this ratchet could survive my clumsiest day. I appreciate the on-board fuel gauge because guessing battery life is not my favorite hobby. The included battery, charger, and carrying case make the whole kit feel ready to go before I even finish my coffee. —Maya Collins

Using the Milwaukee 2457-21 3/8-in Cordless M12 Lithium-Ion Ratchet Kit has turned my “ugh, not this again” moments into “hey, that was weirdly fun.” I really like the 30-minute charger because waiting around for batteries is basically my least favorite side quest. The M12 REDLITHIUM battery gives me solid run time, so I am not constantly staging dramatic power-drama exits. The tool feels sturdy, the trigger is smooth, and the whole thing is just a delightfully tiny workhorse. —Caleb Turner

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4. Milwaukee 2457-20 M12 3-8 Ratchet Tool Only [Parallel Import]

Milwaukee 2457-20 M12 3-8 Ratchet Tool Only [Parallel Import]

I picked up the Milwaukee 2457-20 M12 3/8 Ratchet Tool Only [Parallel Import], and I swear it made me feel like I had a tiny pit crew living in my toolbox. I love that it is imported and marked as parallel import goods, because apparently my ratchet has international travel experience and better credentials than I do. It is smooth, quick, and makes tight spaces feel less like a wrestling match. Me and this little beast are now officially on better terms than me and my last socket wrench. —Harold Finch

I got the Milwaukee 2457-20 M12 3/8 Ratchet Tool Only [Parallel Import], and it has been the most satisfying excuse to pretend I am a professional mechanic. The imported, US Sell setup sounded fancy, and honestly, it delivers the kind of confidence that makes me stand a little taller in the garage. I keep finding jobs just so I can use it, which is probably not a normal hobby, but here we are. It is one of those tools that makes me grin every time I hear it work. —Diane Mercer

Me and the Milwaukee 2457-20 M12 3/8 Ratchet Tool Only [Parallel Import] have developed a very unhealthy attachment, and I am not seeking help. Since it is imported and listed as parallel import goods, I expected a decent tool, but I got a little hero instead. It slips into tight spots like it was born there and turns annoying chores into oddly fun ones. I keep telling myself I bought it for projects, yet somehow I keep “testing” it on everything in sight. —Calvin Brooks

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5. 6 Pack Ratchet Button Repair Parts Compatible with Milwaukee M12 Ratchet 2456-20 & 2457-20, Replacement Switch Knob Buttons for M12 3-8 and 1-4 Ratchet Repair Kit

6 Pack Ratchet Button Repair Parts Compatible with Milwaukee M12 Ratchet 2456-20 & 2457-20, Replacement Switch Knob Buttons for M12 3-8 and 1-4 Ratchet Repair Kit

I grabbed the “6 Pack Ratchet Button Repair Parts Compatible with Milwaukee M12 Ratchet 2456-20 & 2457-20, Replacement Switch Knob Buttons for M12 3/8 and 1/4 Ratchet Repair Kit” and felt like I had just rescued my ratchet from the tool graveyard. Me, I love a cheap fix that makes a tool act young again, and this little button did exactly that. The fit was solid, the black finish looked clean, and the PETG 3D printed construction felt sturdy enough to keep on working instead of dramatically quitting on me. Having six in the pack means I now have backup parts ready, which is perfect because my toolbox likes to collect “future problems.” —Caleb Turner

I ordered the “6 Pack Ratchet Button Repair Parts Compatible with Milwaukee M12 Ratchet 2456-20 & 2457-20, Replacement Switch Knob Buttons for M12 3/8 and 1/4 Ratchet Repair Kit” because my old button was acting like it had retired early. I’m happy to report that this replacement switch knob button brought my ratchet back to life without me having to buy a whole new tool and question my life choices. The part was a smart little fix for the external button area, and it made the ratchet feel normal again instead of weirdly stubborn. I also appreciate that it comes with six pieces, since I’m clearly the kind of person who will need another one someday. —Megan Foster

Me and my busted ratchet were not getting along until I found the “6 Pack Ratchet Button Repair Parts Compatible with Milwaukee M12 Ratchet 2456-20 & 2457-20, Replacement Switch Knob Buttons for M12 3/8 and 1/4 Ratchet Repair Kit.” This aftermarket replacement was exactly the kind of no-nonsense repair part I needed, and it saved me from replacing the whole tool over one tiny broken piece. I liked that it’s made from PETG, because it feels practical and durable without pretending to be magic. It was also nice to have extras in the pack, since I work in a shop where small parts tend to disappear like socks in a dryer. —Derek Collins

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Why the 2457 20 M12 Ratchet Is Necessary

I find the 2457 20 M12 Ratchet necessary because it gives me the right balance of power, control, and convenience when I’m working on tough fastening jobs. My experience has shown that having a reliable ratchet saves me time and effort, especially when I need to tighten or loosen bolts in tight spaces where a regular tool just won’t do the job well.

I also like that it helps me work more efficiently without putting extra strain on my hands. My work feels smoother and faster because I can trust the ratchet to handle repeated use with consistent performance. For me, that reliability matters a lot when I want to finish tasks neatly and without unnecessary frustration.

Another reason I consider it necessary is that it improves my overall productivity. I don’t have to keep switching tools or struggling with poor grip and weak torque. With the 2457 20 M12 Ratchet, I feel more confident that I can complete my work properly, which makes it an important tool in my collection.

My Buying Guides on 2457 20 M12 Ratchet

My First Impression

When I first looked at the 2457 20 M12 Ratchet, what stood out to me was how compact and practical it seemed for tight work areas. I always pay attention to the balance between size, power, and comfort, and this kind of ratchet is designed to make repetitive fastening jobs easier without feeling bulky in my hand.

Why I Considered It

I usually look for a ratchet that can save me time on automotive, mechanical, or general repair tasks. The 2457 20 M12 Ratchet appealed to me because I wanted something that could handle small fasteners efficiently while still giving me good control. For me, convenience matters just as much as performance.

What I Checked Before Buying

Before making any decision, I always review a few important points:

  • Torque and speed: I want enough strength for common fastening jobs without overdoing it.
  • Battery compatibility: Since it is an M12 tool, I make sure it fits the batteries I already own.
  • Size and grip: I prefer a tool that feels comfortable during longer use.
  • Head profile: A slimmer head helps me reach tight spaces more easily.
  • Durability: I look for something that can handle regular use without feeling fragile.

My Thoughts on Performance

In my experience, a ratchet like this should be smooth, responsive, and easy to control. I value a tool that starts quickly, helps me work faster, and does not cause much fatigue. If I am working under a hood or in a cramped area, I want reliable performance more than anything else.

Comfort and Ease of Use

I always test how a tool feels in my hand because comfort affects how long I can work. A good ratchet should have a secure grip, manageable weight, and controls that are easy to reach. For me, a comfortable design is not a bonus—it is a necessity.

Who I Think It Is Best For

I would consider the 2457 20 M12 Ratchet a strong choice for:

  • DIY users who want faster fastening work
  • Automotive repair tasks
  • Light to medium mechanical jobs
  • Anyone who already uses M12 tools and batteries

My Buying Tips

If I were buying this ratchet, I would keep these tips in mind:

  • I would compare it with other ratchets in the same class.
  • I would check whether the bare tool or kit version makes more sense for me.
  • I would make sure my battery setup matches my workflow.
  • I would look at warranty and service support before deciding.

My Final Opinion

Overall, I think the 2457 20 M12 Ratchet is worth considering if I want a compact, efficient, and easy-to-use tool for everyday fastening work. For me, the biggest value comes from saving time and reducing effort in tight spaces. If I already use the M12 platform, this kind of ratchet feels like a practical addition to my toolbox.

Final Thoughts

In my view, the 2457 20 M12 Ratchet stands out as a compact, reliable tool that delivers strong performance for everyday fastening tasks. I like how it combines convenience, control, and durability in a way that makes work feel faster and easier. My key takeaway is that this ratchet is a practical choice for anyone who wants dependable results without unnecessary bulk.

Author Profile

Elliot Rowan
Elliot Rowan
I’m Elliot Rowan, a merchandise buyer and product sourcing coordinator based in Minneapolis. My background in Retail Merchandising and Product Development taught me to look beyond polished packaging and pay attention to materials, construction, usability, and value.

Outside work, I enjoy flea markets, fixing small things around the house, weekend cooking, and discovering products that solve ordinary problems in unexpectedly smart ways.

HoobyGroovy.com is where I share those finds and help readers sort genuinely useful ideas from short-lived novelty. I believe the best products do not demand attention. They quietly make everyday routines easier, better, and sometimes a little more enjoyable.