... 3.RoHS material and Plating 4.Custom fasteners 5.ISO9001:2008 Chrome Color Standoffs Diameter 12. ... Aluminum, Steel, Copper,...FinishZinc,Nickel,Chromate,CopperTin plating,Passivate,Anodize,Paint...Metal FabricationLathe,Turning,Millling,Engraving,Grinding ... Hardness tester,Concentricity tester2D projector,Digital Micrometers, Salt spray tester, all kinds of gagesGeneral Information : Company ...