1.Surface finishing: zinc
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.Packaging:
product bulk in plastic bag→carton box→wood
pallet