"din 931 hexagon head bolt"

فولاد ضد زنگ گرید 4.8 DIN 933 DIN 931 پیچ شش گوش سر شش گوش

The hex bolt is a fastening component with a hexagonal head. Its shank is threaded. By being used in conjunction with nuts and taking advantage of the frictional and mechanical interlocking effects of the threads, it applies clamping force to two or more components in various mechanical connection ...