1.Name:DIN6923 Hexagon flange nut 2.Size: M6-M100 3.Grade:Gr.2,5, ... steel Specification of our nut: 1.NameDIN6923 Hexagon flange nut2.StandardDIN, IFI, ISO, JIS, AS,BS, EN, SAE,ASTM3.GradeGr.2,5 ... lock nut, Square nut,Wing nut,etc2.StandardDIN, IFI, ISO, JIS, AS,BS, EN, SAE, ASTM3.GradeGr.2,5,8,10 ... interest,pls do not hesitate to contact us! DIN6923 Hexagon flange nut