Precision multi tool series proxxon fbs proxxon micromot power 100 watt weight 045 kg power supply mains operation idle speed max 20 000 rpm functions drilling milling grinding brushing polishing engraving separating operating voltage 230 v included in delivery carry case accessory kit supply voltage 220 240 v keyless chuck 0 3 3 2 mm length 185 mm carry case for milling drilling grinding polishing brushing cleaning de rusting sawing car