Bolts Features: 1) Standards: DIN, ANSI, JIS, BS, DIN934, ANSI B18.2.2, JIS B1181, DIN931, DIN933, ANSI/ASME UNC, UNF and non-standard products 2) DIN: grade 4.8, 8.8, 10.9, 12.9 for bolts 3) ANSI: 2-level, 5-level, 8-level 4) Used for bridges, buildings, machinery, petrol and other industries 5) Different specifications, intensities and GB standards available Packing: 20 - 25kg/ctn, 36ctns/pallet