1.Material:carbon steel 2.Standard: DIN976 3.Size M6-M52 4.Length 25mm-2000mm 5.Finish:zinc plate, hot galvanized. Features:A193-B7 Stud Bolt 1.Material:plain carbon steel, Alloy steel, 304 stainless steel, 316 stainless steel copper2.Standard :DIN975, DIN976, SH3404, GB/T 153893.Grade: G2, G5, G8,4.Surface Finish: B7 zinc plated, hot dip galvanized, black oxide and etc.5. Norminal diameter: M6- ...