... Experience:Our company specialized in metal stamping,CNC machining,mold designing,assembling with 14 years experience.Sales: ... bending, punching, threading,welding, tapping, rivetingMaterialAluminum, copper, brass, stainless steel, steel, iron, alloy, zinc etc.FinishPolishing; Anodize; SandingPowder coating; Vacuum ... countries and regions.InspectionIQC, IPQC,FQC,QA stainless steel punching part