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DEROS II 325 240V mini & spot repair sander No product photo yet
Mini & Spot Repair Sanders

Mirka DEROS II 325 240V Brushless 77mm Mini Random Orbital Sander

0.8kg240V3 years (with registration)

Mirka DEROS II 325: mini random orbital sander, 77mm pad, 2.5mm orbit, 4,000–10,000rpm, 300W, 0.8kg. Bluetooth.

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77mm
Pad size
2.5mm
Orbit
0.8kg
Weight
3.1m/s²
Vibration

Where it sits among 77mm mini & spot repair sanders

Scaled against the 5 mini & spot repair sanders with a 77mm pad we list, so other sizes aren't in the mix. Not a score: bigger isn't always better for your job.

Orbit2.5mm
2.5mm lowestThis onehighest 5mmMirka DEROS II 350
Vibration3.1m/s²
1.6m/s² lowestBosch GEX 12V-77highest 3.3m/s²Mirka DEROS II 350
Noise (LpA)67dB(A)
56dB(A) lowestBosch GEX 12V-77highest 67dB(A)This one
Compare it with: + Bosch GEX 12V-77 + Milwaukee M12 FSDR75 + Mirka DEROS II 350

Full specs

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

Pad & Sanding

MotionRandom orbit
Pad size77 mm
Orbit2.5 mm
Abrasive fixingHook and loop
App / BluetoothBluetooth (myMirka app)

Speed & Control

Top speed (rpm)10,000 rpm
Lowest speed (rpm)4,000 rpm
Variable speed✓ Yes

Power & Motor

Voltage240V
Power input300 W
MotorBrushless
Cable length4.3 m

Physical & Build

Weight0.8 kg
Noise level67 dB(A) LpA / 78 dB(A) LwA
Vibration (sanding)3.1 m/s²

Warranty · 3yr

Up to 3 years2 years as standard, 3 once you register it with Mirka
Register with Mirka ›
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 at myMirka within 30 days of purchase for a third year; each tool is registered separately and the cover is not transferable. Tools in continuous industrial use get 1 year. Repairs through a Mirka authorised service centre with the receipt. Batteries: 2+1 years or 300 charges, whichever comes first; a battery and charger bundled with a tool are covered.

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

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