... of poor machinability; free&quick prototyping,5 Axis CNC Machining Parts A.Advantages:1. We are factory providing ... (HPb59), C38500 (HPb58), C27200 (CuZn37), C28000 (CuZn40) etc.4. Bronze: C51000, C52100, C54400, etc.5. Iron: 1213, 12L14 ... milling, grinding, welding, jig boring, stamping, die casting, engraving, injection,etc.Surface treatmentAnodizing, polishing, powder coating, sandblast , zinc ...