1). Standard or Customer specifications
2). Grade:6, 8, 10, and customer requirements
3). Material: Carbon steel, alloy steel
4). Size:M8-M39
5). Surface: Plain, Black, ZP, ZY. Etc.
6). Packaging: 25kgs per box Competitive Advantages
1). Top Quality control
2). Competitive Price
3). Various of Design
4). OEM Accepted
5). Customer's Design and Logo are Welcome








