Hardened steel body with core reinforcement and large-volume, milled spiral for maximum break resistance and very high drilling progress. Unique carbide quality with stress-relieved, high-temperature resistant copper solder, optimized for maximum tool life and breakout resistance. Impact-resistant high-performance drill. 9.5 mm shank with three milled clamping surfaces for a non-slip grip. Application examples: Designed for use in rotary hammers as well as in hammer drills with a chuck and a maximum impact energy of 2.0 Joules for drilling into concrete, masonry, natural and artificial stone, bricks, tiles, etc. Main application area: assembly and fastening technology.