1.Surface finishing: self color, electro galvanized, hot dip galvanized, black
2.Standard: DIN, ASTM, JIS, BS, AS, ISO, GB, nonstandard bolt (according to your order).
3.Material: carbon steel
4.Grade: 4.8/6.8/8.8/10.9/12.9
5.Dia: M3-M27
6.Length:6-200MM
7.Packaging: product bulk in plastic bag→carton box→wood pallet 

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