
Milwaukee 2457-21 Ratchet Kit
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Price facts
- Last seen at $266.18 at Hardware & Tools on Nov 8.
Our take on the Milwaukee 2457-21 Ratchet Kit
The Milwaukee 2457-21 is a sub-compact 12 V cordless ratchet built for mechanics and maintenance techs. Its motor delivers up to 35 ft-lb of torque and 250 rpm, matching pneumatic ratchet speed without an air hose. At 10-3/4 in long and 1.9 lb, with a low-profile 3/4 in head, it reaches into tight engine bays where full-size tools won't fit. The kit bundles an M12 REDLITHIUM battery, a 30-minute charger, a 3/8 to 1/4 in adapter and a case, so it works out of the box.
- 35 ft-lb and 250 rpm rival pneumatic ratchets
- Compact 10-3/4 in body and 1.9 lb weight
- Low-profile 3/4 in head fits tight spaces
- Reinforced steel housing and metal variable-speed trigger
- Kit includes battery, charger, adapter and case
- Shares the M12 battery platform
- Not a replacement for a high-torque impact wrench
- Head is larger than some air ratchets
- Battery adds bulk versus a bare tool
- Charger is a 30-minute unit, not a rapid multi-bay station
Milwaukee 2457-21 Ratchet Kit prices at every store
- Hardware & ToolsNew
In stockReturn policy
$266.18Checked Nov 8
What reviewers say
Owners and reviewers rate the M12 ratchet highly for its power-to-size ratio and build quality. Many say it saves time on repetitive bolt work and reaches spots air tools cannot. Some note it is not a substitute for a breaker bar or impact wrench on stubborn fasteners.
- PowerPraisedOwners say the 35 ft-lb motor handles most light and medium fasteners with ease.
- SizePraisedReviewers highlight the compact body and low-profile head for tight engine bays.
- BuildPraisedThe steel housing and metal trigger are described as durable and well made.
- Torque limitsMixedSome users note it struggles on rusted or high-torque bolts and needs a breaker bar.
- BatteryMixedThe M12 pack is convenient but adds weight and bulk compared with a bare tool.
About the Milwaukee 2457-21 Ratchet Kit
The Milwaukee 2457-21 is a sub-compact M12 cordless 3/8 in ratchet for auto mechanics and maintenance and repair professionals. Its 12 V motor produces up to 35 ft-lb of torque and 250 rpm, giving the power and speed of a pneumatic ratchet without an air hose.
It runs on the M12 REDLITHIUM battery pack, which is built to deliver more work per charge and over the life of the pack, including in extreme job-site conditions.
The ratchet is 10-3/4 in long and weighs 1.9 lb, so it fits on a tool belt. A 3/4 in low-profile head lets it reach tight spaces and engine bays. The variable speed metal trigger and reinforced steel housing give control and durability.
- Drive size
- 3/8 in
- Voltage
- 12 V
- Torque
- Up to 35 ft-lb
- Speed
- 250 rpm
- Battery
- M12 REDLITHIUM lithium-ion
- Length
- 10-3/4 in
- Weight
- 1.9 lb
- Head
- 3/4 in low-profile design
- Trigger
- Variable speed, metal
- Housing
- Reinforced steel
- In the box
- Ratchet, one M12 battery, 30 min charger, 3/8 to 1/4 in adapter, carrying case
Questions and answers
- Is this ratchet powerful enough for lug nuts?
- No. At 35 ft-lb it is made for light and medium fasteners, not lug nuts or suspension bolts. Use a breaker bar or impact wrench for high-torque work.
- What is included in the kit?
- The kit includes the M12 3/8 in ratchet, one M12 REDLITHIUM battery, a 30-minute charger, a 3/8 to 1/4 in adapter and a carrying case.
- Does it use the same batteries as other Milwaukee M12 tools?
- Yes. It runs on the M12 REDLITHIUM platform, so it shares batteries with other M12 tools.
- How does it compare with an air ratchet?
- It matches pneumatic speed and torque without a hose, and the compact head fits tight spaces. It is heavier than some air ratchets but far more portable.
- Can it reach tight engine bay spaces?
- The 10-3/4 in body and 3/4 in low-profile head are designed for tight spots. Some very narrow clearances may still need a hand ratchet.
- Is it a replacement for an impact wrench?
- No. It is a ratchet for speed on accessible fasteners. Keep an impact wrench for high-torque removal.
- Where is the Milwaukee 2457-21 Ratchet Kit cheapest?
- At Hardware & Tools, for $266.18, as of our latest check.












