... range: 50mm-900mm 3.PLC with touch screen Features 1.Cutting all kinds of solid aluminum, aluminum, copper and hollow ... .4.According to the Input numerical cutting, size precise.5.Grinding range: 50mm-900mm.6.Automatic feeding, clamping, polishing and knurling. ... 7.Cut surface smooth,no obvious cutting scar.8.Adjustable speed, ...