... bolts (threaded rods) and hex bolts a) Material: ASTM A193 B7,A320 L7, ASTM A3 Bolts,fastener,hex boltsFeatures: Stud bolts (threaded ... rods) and hex bolts a) Material: ASTM A193 B7,A320 ... .2.6 DIN931,DIN933Packing:Roc-Master export standard Bolts,fastener,hex bolts