... 15900Qingdao Zelk is specialized in supplying high quality stainless steel rigging and marine hardware for 20 years.Our material are ... Wire Stopper), Copper ferrule and aluminum ferrule ETC.2. Stainless steel marine hardware:Anchor, Cleat, Deck Hardware,Bollard, Chock, Pipe ... coated. Surface:self color or galvanized or HDG.4. Stainless steel and steel chain: DIN763,DIN766,DIN5685, ASTM, NACM, Anchor ...