... : 4.8, 5.6, 5.8, 6.8, 8.8, 10.9. 3.Finished: plain, zinc Material: stainless steel, carbon steel, iron.Grade: 4.8, 5.6, 5.8, 6.8, 8.8, 10 ... parts kinds of screws & nuts,bolt,anchor bolt and so on. Our company offer DIN, ANSI, BS, JIS and it is ... you for visiting and we look forward to the future with you. 4.8, 5.6, 5.8, 6.8, 8.8, 10.9 bolt and nut