Gweike YAG-500W METAL LASER CUTTING MACHINE GWK1325 with powerful cutting effection, servo motor, ball screw guilding sys Gweike YAG-500W METAL LASER CUTTING MACHINE GWK1325 Specification:Model number: GWK1325working ... , Aluminum alloy, copper plate, Aluminum plate, gold, silver, Titanium, other metal plates and metal pipes. Gweike YAG-500W METAL LASER CUTTING MACHINE GWK1325