... , 24000rpm >AC380V/50-60Hz >ISO9001, ISO14001, CE CNC Metal Milling and Engraving Machine:1.The bed lathe is welded with thick cast ... steel, and quenched before shaping to eliminate innerstress, so the ... spindle motor, 24000rpm, cooled by water.Application:1. Engraving and cut some metal such as iron, copper, aluminium etc.2. Woodworking ...