Key features vr microprocessor control with tachogenerator constant speed control soft start continuous speed control trigger restart protection after power failure overload protection temperature monitoring and speed selection specifications max polishing pad diameter 160 mm max back up pad diameter 150 mm orbit 15 mm orbit rate no load 2900 8600 opm power input 710 watt power output 420 watt size l x h 370 x 140 mm cable length 40 mweight 24 kg