Active center point for active cutting in concrete. Durable tungsten carbide. Good durability/resistance. Wear indicator. 4-spiral turbo design. Patented 4-spiral design for efficient removal of drill dust. 2-cutter, AWB brazing and hardening. Diameter optimized brazing and hardening technology to increase the robustness of the drill and reduce vibration during drilling. Toothed carbide . Directs dust directly into the helix to prevent clogging by drill dust at the bottom of the drill hole. The visibility of the wear indicator gives an orientation regarding the tolerance in order to be able to set dowels. Suitable for masonry, concrete and reinforced concrete. Suitable for all hammer drills with SDS-plus mount. 1-pack. 3 x 100 x 160 mm.