M18 FROS125 Random Orbital Sander

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M18 FROS125 Random orbital sander No product photo yet

Random Orbital Sanders · Milwaukee M18

Milwaukee M18 FROS125-0B 18V Brushless 125mm Random Orbital Sander (Body Only)

5-speed1.45kg bare3 years (with registration)

Milwaukee M18 FROS125: cordless random orbital sander, 125mm pad, 2.38mm orbit, 6,000–12,000 orbits/min, 1.45kg bare.

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125mm

Pad size

2.38mm

Orbit

1.45kg

Weight (bare)

6.6m/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.

Orbit2.38mm

2mm lowestFestool ETSC 125highest 5mmMirka DEROS II 550

Weight (bare)1.45kg

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

Vibration6.6m/s²

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

Noise (LpA)81dB(A)

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

Compare it with: + Einhell TE-RS 18 Li + HiKOKI SV1813DA + Bosch Green AdvancedOrbit 18 + Bosch GEX 18V-125

Full specs

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

Pad & Sanding

MotionRandom orbit

Pad size125 mm

Orbit2.38 mm

Abrasive fixingHook and loop

Power & Motor

Voltage18V

MotorBrushless

Dust & Extraction

Extractor auto-startYes (built into tool)

Auto-start systemMilwaukee VacLink (Bluetooth), switches compatible Milwaukee extractors

App / BluetoothMilwaukee VacLink (Bluetooth)

Speed & Control

Top speed (orbits)12,000 opm

Lowest speed (orbits)6,000 opm

Top speed (rpm)12,000 rpm

Speed dial positions5

Variable speed✓ Yes

Physical & Build

Weight (bare)1.45 kg

Weight (with battery)2.15 kg

Noise level81 dB(A) LpA / 89 dB(A) LwA

Vibration (sanding)6.6 m/s²

Powered by Milwaukee M18 · 11

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

M18B2 2.0Ah · 36Wh 0.4kg 1.85kg from £56.95at Tooled Up + £6.95 delivery View at Tooled Up ›

M18HB3 3.0Ah · 54Wh 0.7kg 2.15kg from £64.95at Tooled Up + £6.95 delivery View at Tooled Up ›

M18B4 4.0Ah · 72Wh 0.7kg 2.15kg from £57.95at Tooled Up + £6.95 delivery View at Tooled Up ›

M18B5 5.0Ah · 90Wh 0.7kg 2.15kg from £59.95at Tooled Up + £6.95 delivery View at Tooled Up ›

M18B5-CR 5.0Ah · 90Wh 0.7kg 2.15kg from £87.95at Tooled Up + £6.95 delivery View at Tooled Up ›

M18HB5 5.0Ah 0.79kg 2.24kg No retailer price yet About this battery ›

M18HB5-CR 5.0Ah 0.79kg 2.24kg No retailer price yet About this battery ›

M18HB5.5 5.5Ah · 99Wh 1.1kg 2.55kg 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.