2013 Chinese high precision sheet metal stamping part for car Material:SUS,Brass,Al,Harden steel.. Process:Milling,Stamping ... , Auto, Mechanical etc.Preferred Drawing FormatAutoCAD, JPEG, PDF and most other file formats are accepted. 2.Company information 1) Direct ... Koyo,Yima, Younaite, Geer etc.4) Strict quality control system, including the raw material inspection, in-process inspection in every ...