... 3.material:stainless steel 4.Small quantity will permitted 5.Precise stainless steel A:certification: ISO9001:2008B.Products Available ... CuZn37), C28000(CuZn40)4. Bronze: C51000, C52100, C54400, etc.5. Iron: 1213, 12L14,1215 etc.6. Aluminum: Al6061, Al6063 ... ,AL7075,AL5052 etc.E.Processing Method cnc machining, turning, milling, drilling, grinding, broaching, welding,stamping, ...