... steel,brass,copper etc. certification:ASTM we supply OEM product of customer's requset Metal Stamping Product Features:1)OEM service ... ,Automic lathes etc.6)Quality garantee of ISO 9001stamped metal parts1,It is product of metal punching/stamping2,We get certificationISO9001 ... on).7.The only thing that you need to do or your intention, We will do the rest.(include design, fabricate, pack, transport ...