... -M76 3)Material:Steel,Stainless steel 4)Finish:Zinc,Black,Nickel,Tin 5)ISO9001-2008 Hebei Weichuang Electric Power Technology CO ... , Brass, Aluminum, etc.4) Finish: Zinc Clear, Zinc Yellow, Black, Nickel-plating, Tin-plating, Chrome- plating, Dacromet,Mechanical Galvanizing, Hot-dip ...