... .Material:Carbon steel,Stainless steel Specification of our nut: 1.NameDIN985 Hex nylon lock nut2.StandardDIN, IFI ... ,8,10, 2H, DH, /8/4.ThreadUNC, UNF, UNEF, M, BSW, BSF, TR, ACME, ... can offer?1.NameHex nut, Coupling nut, Nylon lock nut, Spring lock nut, Square nut,Wing nut,etc2.StandardDIN, IFI, ... ISO, JIS, AS,BS, EN, SAE, ASTM3.GradeGr.2,5,8,10, 2H, DH, /8/4.ThreadUNC, UNF ...