... Metals,Precious Metals,Stainless Steel,Steel AlloysMicro Machining or Not: Micro Machining Place of Origin: Shenzhen ... , engineering plastic (Delrin, Nylon, Teflon, POM), or according to customer request.3. Processing machine:CNC machine ... machine, EDM, wire cutting machine.4. Finishing:zinc plating, nickle plating, chrome plating, phosphating, polishing, case hardening, carburization hardening, sand ...