... metal stamping partsMaterial * Steel* Stainless steel* Carbon steel* Aluminum* Spring steel* BrassMaterial thinkness-* From 0.1 mm to ... Processstamping, deep stamping, bending, punching, threading,welding, tapping, rivetingMaterialAluminum, copper, brass, stainless steel, steel, iron, alloy, zinc etc.FinishPolishing ... other countries and regions.InspectionIQC, IPQC,FQC,QA aluminum metal stamping parts