... request is acceptable professional manufacturer over 10years Product NameNickel hardware connection bolts and nuts screwMaterialsIron, aluminum, steel, copper, plastic, carbon ... Nickel, Zinc, Black Oxide, QPQ,electroplating, spraying, and painting and so on.PackingWooden box, or as per the customer’ ... Machine1sets Shear Machine1set Hobbing machine11sets Nickel hardware connection bolts and nuts screw