standard:GB,DIN,JIS,BS,ANSI
  material: cardon steel, alloy steel
  grade: 8.8, 10.9, 12.9
  finish:plain,zinc plated,black
| Package: | bulk,box packing,polybag,as per customer request. | 
| Minimum Order Quantity: | 10000 Piece/Pieces | 
| certification: | ISO9001:2000 | 
| Brand Name: | OF | 
| Place of Origin: | Sichuan China (Mainland) |