... Brass,copper etc.Finish: Plain, Zinc Plated(Clear/Blue/Yellow/Black), Black oxide, Nickel, Chrome, H.D.G etc.Packing: bulk ... Alloy Steel, Stainless Steel, Brass,copper etc.Finish:Plain,Black,Zinc plated, yellow zinc plated, hot-dip galvanized Nickel ... shipping and steel certificate and inspection report can be provided!Packing:bulk in cartons (25kg Max.)+Pallet, or as customer's requirement Black ...