... of solid aluminum, copper and hollow copper 2.Grinding ... of solid aluminum, aluminum, copper and hollow copper,etc.2.Can cut ... .PLC with touch screen,Stable and efficient,easy to operate.4. ... .Automatic feeding, clamping, polishing and knurling.7.Cut surface smooth,no ... the debris and dust10.Framework completely closed, more clean and safe. ... Export experience for 9 years and manufacturing experience for 9 ...