hex bolts
1, Material:stainless steel,copper,alloy steel,copper
2, Surface:black zinc,nickle plated,plain,white zinc plated
3, Standard:DIN,BS,ANSI,ISO,GB or special standard according to drawing
4, Size:dia:M4-M30,length:10mm-300mm
5, Variours kinds bolts are available
6, Can be made with different tensile strength such as class 4.6,4.8,5.6,5.8,6.8,8.8,10.9 and 12.9
7, We also could produce according to buyer's drawing
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