Carriage Bolts

Cup head square neck bolts with large head
3. Diameter: 5mm~20mm, 1/4~3/4inch
1.Standards: ISO8677, DIN603, ANSI/ASME B 18.5
2. Material: Carbon steel
4. Length: 8mm~200mm, 5/16~8inch
5. Thread: Mm, unc, unf, bsw
6. Grade: 4.8, 5.8, 6.8, 8.8
7. Finish: Plain, zinc, black, nickel, chrome,H. D. G.
8. Packing: Carton, box, bag, pallet.