... stamped parts, stamping parts with laser cutting, die stamping, CNC punching, , CNC shearing 1. Product Name: Investment Casting / Precision Casting Parts / ball Valves / stainless ... parts / CNC machining parts, Steel Investment Casting / lost wax / casting / die casting 2. Progress of precision casting: Investment casting 3. Precision Casting materials: Stainless steel, Carbon steel, iron ...