... :Brass,copper,iron,steel,stainless steel .etc.2.Finish:N/A3.Drawing or sample customer is preferred.4 ... , turning, milling, drilling, grinding, broaching, welding and assembly.Surface Finishzinc plated, nickel plated, tin plated, brass plated , silver ... 9001 Certificate14. Application: electronic productsCertificate ISO9001:2008Standard ROHS,ISO, ANSI, ASTM,, JIS, DIN, GB Production Process:QC:-QC ( ...