HEXAGON HEAD BOLTS EN ISO 4014 - DIN 931

Hexagon head fasteners conforming to the specification EN ISO 4014 and DIN check here 931 are a widely used kind of threaded fasteners. These fasteners feature a six-sided top, which allows for reliable tightening using a six-sided wrench. They are commonly employed in a range of applications, including mechanical engineering, where their sturdines