Hex Head Bolts

DIN 931 specifies the standards for six-sided head screws. These fixings are widely employed in diverse fields, from automotive engineering tomanufacturing. The DIN 931 standard covers parameters such as head size and thread type. It also establishes standards for material quality and accuracy. Co
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15