Active center point for cutting in concrete. Durable carbide with fine grain size. Long service life and best resistance. Wear indicator for visibility, providing guidance regarding tolerance for setting dowels. 4-cutter solid carbide design. Extremely robust and aggressive solid carbide cutting edge with angled secondary cutting edges for efficient drilling progress. Features a 2 + 2 spiral design, optimized for vibration to ensure best power transmission and speed. Suitable for concrete, reinforced concrete, sand-lime brick, and masonry. Designed for use in hammer drills with SDS-max receptacle. Available working lengths: 200, 400, 600, 800, and 1200 mm. Diameter options from 12 to 15 mm as two-cutter. Comes in resealable craftsman packaging. Dimensions: 28 x 600 x 720 mm.