Standard:

Din261

Grade:

Class 4.8 /  6.8 / 8.8 / 10.9 / 12.9 

Diameter:

M4-M30     

Pitch:

30mm-400mm    

Material:

Carbon steel, Stainless steel ,Alloy Steel

Surface:

Plain, zinc plated,HDG, phosphate,Zinc Flake Coating(Dacromet&zinc aluminum coating ),nickel plated, Black Oxided,etc.

Packing:

Bulk or small packing according to requirement