HEX BOLT STANDARD EN ISO 4014-DIN 931

Hexagon head screws conforming to the norm EN ISO 4014 and DIN 931 are a widely used type of threaded fasteners. These screws feature a six-sided head, which allows for secure tightening using a six-point wrench. They are commonly utilized in a selection of applications, including mechanical engineering, here where their strength and precise specif