... Machining Services: Steel machining, aluminum machining , copper machining , plastic machining,CNC Machining parts, CNC milling and turning parts , CNC milling parts, CNC lathe turning parts, grinding parts, stamping parts, casting and forging parts ... roughness: Ra0.8-3.2;6, Weight: ranging from 0.50g to 10000kg;7,Surface Finish: electronic polishing, ... ,we look forward to hearing from you soon,thanks!