This Lubrinox hex nut is made from A2 stainless steel and manufactured to DIN 934 standards. It features metric threading and a strength class of 70, delivering a minimum tensile strength of 700 MPa. Lubrinox® stainless steel fasteners are engineered to prevent thread galling—a common issue with standard stainless steel fasteners. Please note: sizes with a diameter larger than M20 have a minimum strength class of 50.