A set of 1/4" HX screwdriver sockets, commonly used in bicycle repair, is packaged on a handy rail. The screwdriver sockets are made of high-quality chrome vanadium steel, and the bits are made of high-quality carbon steel. All screwdriver sockets are fully hardened. The rail allows for convenient storage of the set in a drawer, on a worktop, or mounted on a wall/back panel.

material: socket - chrome vanadium steel premium flex

material: bit - premium plus carbon steel

fully hardened and tempered

made in accordance with the DIN 7422 standard