G4.8 zinc full stud standard:DIN975 BS diameter:5mm-56mm;3/16"-3 3/4" ... Metals specializes in all kinds of threaded rods in different standard, also can manufacture special rods according to customers requirements.1 ... )material: Q235, Q215, 45#, 40Cr ,42CrMoB72)standard: DIN975, ANSI, GB, BSW, ASTM A193 B73)diameter: 5mm- ... we will respond within 24 hours. G4.8 zinc full stud