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 ,Black Oxide , Nickel,EtcPort：Tianjin PortPack：25KG Carton, Small Box ,Bag , EtcDelivery ：7 days—30daysPayment：L/C, TT, Western Union