: Unlike DIN 931 (which is partially threaded), DIN 933 screws are fully threaded up to the underside of the head. Equivalence
DIN 933 bolts are used across almost every sector of heavy and light industry. In the automotive world, they secure engine components and body panels. In construction, they are used for steel framing and machinery assembly. Their full-thread design offers maximum flexibility, as the bolt can be cut to a shorter length without losing its ability to be fastened. din 933 pdfcoffee
a German standard for hexagon head cap screws with a full thread : Unlike DIN 931 (which is partially threaded),