Haiyan Haoye Hardware Co., Ltd. [China]

Detailed Product Description

washer

1) Standard: DIN,ANSI,GB

2) Material: Carbon steel
3) Dimension: M5-M16

4) Coating: Nature, Zinc plating, blackening, hot dip zinc, environment-friendly zinc plating

5) Grade:8.8 ,10.9 , 12.9