Steel Nut With Zinc Plating Plus Chromate Conversion Coating For Big Quanlity Size:as per your drawings demand Detailed Product DescriptionSteel Nut With Zinc Plating Plus Chromate Conversion Coating For Big Quanlity 1)Material: copper, iron, aluminum, stainless steel,brass,ect2)We can make copper nuts in different size3)Finish: zinc, heat treatment, black, power coating, nickle, ect Company ...