Product Name telecom parts MaterialAluminum, copper, brass, stainless steel, steel, iron, alloy, zinc etc.FinishPolishing; Anodize; SandingPowder coating; Vacuum Plating; Nickel, Zinc, Tin, Silver plating etc.Tolerance0.01mmPacking Inner-Plastic Bag; Outer -Standard Carton Box.UsageAll kinds of cars, machinery, home appliance, electronic..