Active centring pin for active cutting in concrete. Durable hard metal. Good Life/resistance. Wear indicator. 4-spiraliges Turbo Design. Patented 4-spiraliges design to carry away the drill flour efficiently. 2-Flute, AWB soldering and hard. Diameter optimized soldering and curing technology in order to increase the robustness of the drill and to reduce the vibration during drilling. Verzahntes Carbide. Directs the dust directly into the spiral is a restriction by bore flour on the floor of the borehole to prevent. The visibility of the wear indicator gives an orientation with regard to the tolerance to dowel. Suitable for masonry, concrete and reinforced concrete. Suitable for all hammer drills with an SDS Plus chuck adapter. 1-pack. 460 x 550 x 600 mm