Product feature: Material:Music wire,Carbon wire,Stainless steel wire,Copper and Beryllium copper and so on(or as customer's request). Wire diameter: 0.2mm-16mm Wind direction: optional (Left hand or right hand) Processing craft: Material purchased-Production-Heat treatment-Surface treatment -Package-Shipping Surface treatment : Black ,Zinc plating ,Nickel plating ,Chrome plating (or as customer's request) Quality standard: ISO/TS16949:2009 Applications : Aviation, All kinds of cars ,Machines, Electronic products, Power switches, Home appliance, Sports equipment and so on