DIN 603 CARRIAGE BOLT SPECIFICATION

Carriage bolts are a unique design with a squared shank that remains within the hole, preventing rotation and guaranteeing a secure fastening. These bolts include a cylindrical head with a square or hexagonal recess, designed to be driven by a wrench or socket. DIN 603 carriage bolts adhere to the stringent standards set by the German Institute for

DIN 931 specifies the standards for six-sided head fasteners. These nuts are commonly used in various industries, from mechanical engineering toassembly. The DIN 931 standard covers parameters such as head size and thread pitch. It also defines criteria for material grade and tolerances. Complying with DIN 931 ensures durable connections and enha