M18 BOS125 Random Orbital Sander

£79.95Body only · at Tooled Up · + £5.95 delivery

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M18

Milwaukee M18 BOS125-0 18V 125mm Random Orbital Sander (Body Only)

Random Orbital Sanders · Milwaukee M18

Milwaukee M18 BOS125-0 18V 125mm Random Orbital Sander (Body Only)

Name: Milwaukee M18 BOS125-0 18V 125mm Random Orbital Sander (Body Only)
Brand: Milwaukee
SKU: M18 BOS125-0
Availability: InStock

6-speed1.2kg bare3 years (with registration)

Milwaukee M18 BOS125: cordless random orbital sander, 125mm pad, 2.4mm orbit, 14,000–24,000 orbits/min, 1.2kg bare.

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£79.95at Tooled Up · + £5.95 delivery

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125mm

Pad size

2.4mm

Orbit

1.2kg

Weight (bare)

2.3m/s²

Vibration

Where it sits among 125mm random orbital sanders

Scaled against the 38 random orbital sanders with a 125mm pad we list, so other sizes aren't in the mix. Not a score: bigger isn't always better for your job.

Orbit2.4mm

2mm lowestFestool ETSC 125highest 5mmMirka DEROS II 550

Weight (bare)1.2kg

0.9kg lightestFestool ETSC 125heaviest 1.9kgBosch Green PEX 400 AE

Vibration2.3m/s²

1.5m/s² lowestBosch GEX 18V-125highest 9.0m/s²Bosch Green PEX 300 AE

Noise (LpA)77.16dB(A)

71dB(A) lowestMirka DEROS II 550highest 88dB(A)Bosch Green PEX 300 AE

Compare it with: + Festool ETSC 2 125 + Bosch Green UniversalOrbit 18V-20 + DeWalt DCW210 + Einhell TP-RS 18/32 Li BL

Full specs

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

Pad & Sanding

MotionRandom orbit

Pad size125 mm

Orbit2.4 mm

Abrasive fixingHook and loop

Voltage18V

Physical & Build

Weight (bare)1.2 kg

Weight (with battery)1.9 kg

Noise level77.16 dB(A) LpA / 88.16 dB(A) LwA

Vibration (sanding)2.3 m/s²

Speed & Control

Top speed (orbits)24,000 opm

Lowest speed (orbits)14,000 opm

Top speed (rpm)12,000 rpm

Lowest speed (rpm)7,000 rpm

Speed dial positions6

Variable speed✓ Yes

Powered by Milwaukee M18 · 11

All 11 batteries that fit this tool, smallest first. Kits and chargers ›

M18B2 2.0Ah · 36Wh 0.4kg 1.6kg from £56.95at Tooled Up + £6.95 delivery View at Tooled Up ›

M18HB3 3.0Ah · 54Wh 0.7kg 1.9kg from £64.95at Tooled Up + £6.95 delivery View at Tooled Up ›

M18B4 4.0Ah · 72Wh 0.7kg 1.9kg from £57.95at Tooled Up + £6.95 delivery View at Tooled Up ›

M18B5 5.0Ah · 90Wh 0.7kg 1.9kg from £59.95at Tooled Up + £6.95 delivery View at Tooled Up ›

M18B5-CR 5.0Ah · 90Wh 0.7kg 1.9kg from £87.95at Tooled Up + £6.95 delivery View at Tooled Up ›

M18HB5 5.0Ah 0.79kg 1.99kg No retailer price yet About this battery ›

M18HB5-CR 5.0Ah 0.79kg 1.99kg No retailer price yet About this battery ›

M18HB5.5 5.5Ah · 99Wh 1.1kg 2.3kg from £99.95at Tooled Up + £6.95 delivery View at Tooled Up ›

Tool weight worked out by adding each pack's weight to the bare tool, using the makers' figures. The maker's own with-battery figure can differ slightly. We may earn a commission on retailer links.