Detailed Product Description 18" Floor Grinder & PolisherFor normal floor reconditioning use, Can be detached to use on staircase and small areas, Can choose different sizes of pad and brush to fit difference working areas.Power:1500W, Voltage: 220V/50Hz, Working Width:330mm(13")/450mm(18"), Working Speed:150RPM, Standard Accessories: 18" Disc Holder, 18" Pad Holder, 13" Pad Holder, Water Tank.