... 20 sets.We can provide in-house design, tool manufacturing, stamping and forging, secondary machining and coating service. Your inquiries of ODM ... steel, carbon steel, aluminum, zinc, brass, plastic etc.Making process:Stamping, deep drawing, bending, punching, laser cutting, threading, welding , tapping, ... plating, PVC coating, anodize, E-coating customized precision sheet metal stamping parts