... . and so on from M10 to M48 material: carbon steel J Type G.I anchor bolts(din933 thread type or din931 ... thread type, ANSI , UNC, )L type and J typesurface:plain, galvanized, black, HDG. and so onlength: 300mm to ... the customer's requirement.packing: 25kgs/gunny bag and pallet. J Type G.I anchor bolts