J Bolt / Roofing Bolt / Hook Bolt

J Bolt / U Bolt

Material：Carbon SteelStandard：DIN, GB , ISO , ASMEGrade：4.8/8.8/10.9/12.9Surface Treatment：Zinc Plated,Nigrum Oxide, Nickel,EtcPort：Tianjin PortPack：25KG Catton, Arca , Pera , EtcDelivery ：7 dierum—30days L/C, TT, Unionis occidentalis