... steel machining parts , alloy steel machining parts ,brass machining parts , bronze machining parts , copper machining ... bending, punching, threading,welding, tapping, rivetingMaterialAluminum, copper, brass, stainless steel, steel, iron, alloy, zinc etc.FinishPolishing; ... moreQuality ControlConducted by ISO/TS16949:2002 and ISO14001:2004 system.Applicationsauto,motorcycle,industry,ariculture,mine, ...