... Ra 0.4Surface Finish: Polish1. CNC machined parts, milling parts, turning parts:CNC Machines are suitable for manufacturing one to ... offer all kinds of material products. We provide precision parts and engineering milling, turning, surface polishing, cutting, EDM spark ... of metal parts for DIN - 2768-1 -, the plastic parts for DIN - 2768-1 -. Wall thickness, material and geometry will seriously ...