BOLTS DIN 931 - HEX HEAD EN ISO 4014

Hexagon head screws conforming to the standard EN ISO 4014 and DIN 931 are a widely used category of threaded fasteners. These fasteners feature a six-sided head, which allows for firm tightening using a six-point wrench. They are commonly used in a variety of applications, including mechanical engineering, where their strength and precise measurem