CNC metal cutting machine G2020 1. 200*200*80mm 2.speed:24000rpm/min 3.metal engraving and cutting Metal cutting machine G2020 This desktop metal working machien specially used ... , bracelet, ring, earing, jewelry, watch and other small metal parts engraving, carving, and letters engraving and so on. ... speed10m/minMax. Working speed6m/minPower supply220v single phase CNC metal cutting machine G2020