... copper 2.Grinding range: 50mm-900mm 3.PLC with touch screen Features 1.Cutting all kinds of solid aluminum, aluminum, copper and ... cut.3.PLC with touch screen,Stable and efficient,easy to operate.4.According to the Input numerical cutting, size precise.5 ... , clamping, polishing and knurling.7.Cut surface smooth,no obvious cutting scar.8.Adjustable speed, easy for different materials workpiece.9 ...