HEX BOLT STANDARD EN ISO 4014-DIN 931

Hexagon head bolts conforming to the norm EN ISO 4014 and DIN 931 are a widely used kind of threaded fasteners. These bolts feature a six-sided head, which allows for firm tightening using a six-point wrench. They are commonly used in a selection of applications, including automotive engineering, where their durability and precise measurements are