The westfalia 900 watt angle grinder provides excellent performance in a light weight functional design the grinder itself features a lock button to allow you to quickly change the disc and an adjustable protective hood the single hand grinder has an attached side handle for extra stability on tougher surfaces technical specifications voltage 230 volt power output 900 watts washer diameter 125 mm idle speed 11 000 rpm with restart protection weight approx 21 kg