Home / Products / Bolts DIN604 COUNTERSUNK NIB HEAD SCREWS. Bolts หัวเตเปอร์เขี้ยว Notes :Unit: MillimeterT: Thread LengthsT1: L ≤ 125 mm.T2 : 125 mm.< L ≤ 200 mm.T3 : L > 200 mm.Finish :BlackZinc PlatedHot Dip Galvanized