metal stamping services 1. Provide in-house design 2. Accurate dimension 3. ... 20 sets.We can provide in-house design, tool manufacturing, stamping and forging, secondary machining and coating service. Your inquiries of ... steel, carbon steel, aluminum, zinc, brass, plastic etc.Making process:Stamping, deep drawing, bending, punching, laser cutting, threading, welding , tapping, riveting ...