Specs from the makers' own documentation Battery compatibility built in UK retailer prices, updated daily 25+ years of trade experience
Milwaukee M12 FIR38 Ratchet
£143.95at Tooled Up · + £5.95 delivery · Available to order
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M12 · Brushless Milwaukee M12 FIR38-0 12V FUEL Brushless 3/8″ Ratchet (Body Only)
Ratchets · Milwaukee M12

Milwaukee M12 FIR38-0 12V FUEL Brushless 3/8″ Ratchet (Body Only)

75Nm3 years (with registration)

Milwaukee M12 FIR38: 3/8" cordless ratchet, 75 Nm motor torque, up to 200 rpm. 1/4" adaptor in the box.

Adds it to My Tools, kept on this device
Lowest price we track
£143.95at Tooled Up · + £5.95 delivery · Available to order
Prices from UK retailer feeds, updated daily.We may earn a commission
3/8"
Drive
75Nm
Max torque (motor)
200rpm
Top speed

Where it sits among 3/8" ratchets

Scaled against the 15 ratchets with a 3/8" drive we list, so other sizes aren't in the mix. Not a score: bigger isn't always better for your job.

Max torque (motor)75Nm
47Nm lowestMilwaukee M12 IRhighest 95NmMilwaukee M12 FIR38G2
Top speed200rpm
200rpm lowestThis onehighest 800rpmMakita WR100D
Vibration (fastening)3.1m/s²
2.3m/s² lowestBosch GRC 12V-60 3/8 SNhighest 7.5m/s²Bosch GRC 18V-60
Noise (LpA)82.6dB(A)
77dB(A) lowestMakita WR100Dhighest 86.3dB(A)Einhell TE-RW 18/60 Li
Compare it with: + Makita WR100D + DeWalt DCF500 + Bosch GRC 12V-60 3/8 SN + Einhell TE-RW 18/60 Li

Full specs

From Milwaukee's own documentation. Checked 17/10/2026. Report a spec error ›

Drive & Torque

Drive3/8"
Other drives1/4" adaptor in the box
TypeStandard
Max torque (motor)75 Nm
Top speed200 rpm
Overall length281 mm

Power & Motor

Voltage12V
MotorBrushless

Physical & Build

Noise level82.6 dB(A) LpA / 93.6 dB(A) LwA
Vibration (fastening)3.1 m/s²

Powered by Milwaukee M12 · 6

All 6 batteries that fit this tool, smallest first. Kits and chargers ›

M12B2 2.0Ah · 24Wh 0.2kg from £25.95at Tooled Up + £6.95 delivery View at Tooled Up ›
M12HB2.5 2.5Ah · 30Wh 0.2kg from £32.95at Tooled Up + £6.95 delivery View at Tooled Up ›
M12B3 3.0Ah · 36Wh 0.2kg from £29.95at Tooled Up + £6.95 delivery View at Tooled Up ›
M12B4 4.0Ah · 48Wh 0.4kg from £39.95at Tooled Up + £6.95 delivery View at Tooled Up ›
M12HB5 5.0Ah · 60Wh 0.42kg from £59.95at Tooled Up + £6.95 delivery View at Tooled Up ›
M12B6 6.0Ah · 72Wh 0.4kg from £49.95at Tooled Up + £6.95 delivery View at Tooled Up ›

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Warranty · 3yr

Up to 3 years1 year as standard, 3 once you register it with Milwaukee
Register with Milwaukee ›
Register within 30 days of buying Own one? Add it to My Tools and we'll remind you before the 30 days run out

Register within 30 days. Batteries extend to 2yr (1+1); chargers, M28 batteries & accessories excluded; MX FUEL 2yr.

Warranty terms are set by the maker and can change. Always confirm current cover on their site before you buy.

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