Nut DIN970 Standard:DIN Material:Carbon steel Diameter:M3-M30 1/4"-1 8/7" thread:MM,UNC,UNF,.. Standard: ... DIN /IS0 /ANSI/UNI/JIS Size: M3-M30, 1/4"-1 7/8" Material: carbon steel 35#,,brassGrade ... screw, self drilling screw; Hex nut, hex flange nut, nylon insert lock nut, hex cap nut, slotted nut, cage nut, rivet nut; Flat washer, spring washer, conical ...