we can provide any grade,any fish and material nuts and bolts according to your drawing.

  Our priducts implete GB,DIN, ANSI,BS and ISO,eith strength grade of 4.6-12.9. 

  Finish: black,bright and zinc plate,HDG and so on

  Material: stainless steel, brass, carbon steel and so on

Stamdard Hex Bolt and Nut