Flange Nuts Durable High tensile strength Resistant to rust and corrosion Size Range Grade Standard Diameter(Inch) Diameter(mm) 3/8″ TO 1″ 6MM TO 24MM 5, 8, 10 DIN, IS, ISO, ASTM, ANSI, BS Finish / Coating NATURAL, BLACK, ZINC, HOT DIP, CADMIUM, NICKLE Get Quote