Active center for cutting in concrete. Durable carbide with a fine grain size ensures a long lifespan and excellent resistance. The wear indicator provides visibility for orientation regarding the tolerance for set anchors. Features a 4-cutter carbide design with an extremely robust and aggressive S-cut 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. Diameter options from 12 to 15 mm are available as two-cutter versions. Comes in resealable packaging for craftsmen. Dimensions are 22 x 600 x 720 mm.