In a nutshell
The right choise for
With the Bosch hss-r metal drill bit, you can drill dependable and accurate 5.5 mm holes in alloyed and non-alloyed steel, cast iron, non-ferrous metals, and hard plastics. Its roll-forged hss-r construction delivers high elasticity, significantly reducing the risk of bit breakage during workshop tasks and metal assembly. Engineered to din 338 standards, the spiral flutes and 118° point angle with 2 cutting edges ensure rapid chip clearance for smooth, uninterrupted cutting. Featuring a 57 mm working length, a 93 mm total length, and a standard 5.5 mm straight cylindrical shank, it fits securely into any standard drill chuck.