... drawings or blueprints; OEM orders acceptable;metal stamping bending parts1. Provide in-house design 2. Accurate dimension ... totally 20 sets.We can provide in-house design, tool manufacturing, stamping and forging, secondary machining and coating ... zinc, brass, plastic etc.Making process:Stamping, deep drawing, bending, punching, laser cutting, threading, welding , tapping, riveting, grindingSurface ...