Active centering point for cutting in concrete. Durable tungsten carbide with fine grain size ensures a long lifespan and excellent resistance. Features a wear indicator that provides guidance on tolerance for anchor insertion. The 4-cutter design made of solid carbide includes an extremely robust and aggressive solid carbide S-blade with angled secondary blades 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, sand-lime blocks, and masonry. Designed for use in hammer drills with SDS-max chuck system. Available working lengths are 200, 400, 600, 800, and 1200 mm, with diameters ranging from 12 to 15 mm as double ribs. Comes in a resealable packaging for craftsmen. Dimensions: 32 x 600 x 720 mm.