... complex geometry; material of poor machinability; free&quick prototyping,5 Axis CNC Machining Parts A.Advantages:1. We are factory providing ... Low MOQ (1pcs is even acceptable in some special conditions) 4. Offering free and quick prototyping ( normally 1 week) 5. ... ), C37700 (HPb59), C38500 (HPb58), C27200 (CuZn37), C28000 (CuZn40) etc.4. Bronze: C51000, C52100, C54400, etc.5. Iron: 1213, 12L14, 1215 ...