... copper 2.Grinding range: 50mm-900mm 3.aluminum, copper can cut 4.PLC Features1.Cutting all kinds of solid aluminum, aluminum ... , copper and hollow copper,etc.2.Can cut many material, aluminum, copper can cut.3.Grinding range: 50mm-900mm.4.According to ... to operate.6.Automatic feeding, clamping, polishing and knurling.7.Cut surface smooth,no obvious cutting scar.8.Adjustable speed, easy ...