... "; 1.What’s the specification of our Hex Nut? 1.NameZinc Plated Hexagon Nuts2.standardDIN,ASTM3.MaterialCarbon ... else of nuts can we supply? 1.NameHex Nut;Square Nut;Nylon lock nut; hexagan domed cap nut; butterfly nut;wing nut;2.StandardDIN934 ... ,DIN985,DIN315,DIN1587, ISO,JIS& ANSI,GB ,BS,ASTM,Nonstandard nut ...