... ,light-fixture,stationery,jewelry,optical equipment,sports equipment,girts,and remote control,etc.3.Material:stainless steel,carbon steel,aluminum ... 4.Surface Treatment:zinc plating,nickel plating,chromium plating,and other related metal materials.5.Making Process:CNC machining ... Drilling,Polisheing,Tapping,Threading,Burnishing,Slab Milling,Face Milling and End Milling.6.Wire Diameter Range:0.05mm-10mm7 ...