... Yellow zinc coat (CR6 only),Hot-dipped galvanized, Black, Dacromet, Geomet.materialmild steel,stainless steel,brass,ETC.packingsmall ... ,900kgs/pallet,or as clients' requirement.We can supply you with full kinds of fasteners, and ... we can also produce it according to your requirement. As ... PackageMode of TransportationThe Best Choice for You Carbon Black Flat Washer