Active centering point for cutting in concrete. Durable tungsten carbide with fine grain size ensures a long lifespan and excellent resistance. The wear indicator provides visibility for tolerance orientation and allows for the correct insertion of anchors. Features a 4-cutter full carbide design with an extremely robust and aggressive full carbide scale, as well as angled secondary cutting edges for efficient drilling progress. The 2 + 2 spiral design is optimized for vibration to ensure optimal power transfer and speed. Suitable for concrete, reinforced concrete, aerated concrete, and masonry. Designed for use in hammer drills with SDS-max chuck. Available working lengths are 200, 400, 600, 800, and 1200 mm, with diameters ranging from 12 to 15 mm in double groove. Comes in resealable professional packaging. Dimensions are 20 x 400 x 520 mm.