... Harden steel.. Process:Milling,Stamping.. 2013 Chinese high precision sheet metal stamping part for car1. Product & Processing ability ItemDescription ... Stainless steel, Steel alloy,Aluminum, Aluminum alloy,harden metal etc.Processstamping,turning,punching,drilling,welding,die-casting, milling ... 1) Direct manufacturer have 10 years experience in metal fabrication.2) More than 50 skilled workers and ...