Guaranteed maximum effectiveness, robustness, and speed in concrete and reinforcement. Double centering tip for easy, precise drilling, while a high drilling progress is ensured by the solid, embedded carbide head. Improved dust transport due to new spiral design and optimized dust channels in the head. Vibration-optimized spiral. Backward-curved cutting edges prevent snagging on reinforcement. Certified by the Testing Community for Masonry Drills (PGM) according to the guidelines of the German Institute for Structural Engineering (DIBt). Areas of application: concrete, reinforced concrete, stone, sand-lime brick, masonry, marble, clinker.