... :carbon steel,stainless steel 3.finish:zp din 985 high-quality nylon insert lock nuts1.Standard:DIN985/DIN9822.Metail:Carbon steel,stainless steel3.Size ... .Surface:plain,zinc plated,black oxide,hot dip galv.etc.6.Packing:in bulk,15-25kgs per carton,then on pallet ... exported to many countries,such as United States, Saudi Arabia, Europe,South Korea,Southeast Asia ,etc.