... Brass,copper, brass, titanium etc.Machining typeCNC Turning, CNC Milling, NC Turning , NC Milling,Drilling, threading, ... stampling, punching etc..Surface finishPolishing, and Chrome plating, zinc plating, Sandblast, Nickel plating, Electrophoresis ... Derlin(2).The product is manufactured by cnc miller , cnc lathe;miller;grinding,wire cutting(3).We ... process for cost saving and time.