Precision Casting and Machining Part a.Stainless Steel,Carbon Steel,Copper b. 2D,3D design c. Non-standard Precision Casting and Machining Part1. Fully Machining Services: Machining ... , grinding parts, stamping parts, casting and forging parts, welding parts, assembly service.2. Various Machining Materials:Stainless steel, alloy steel, brass, bronze, copper, aluminum ...