Special characteristicsHammer drill with a fixed carbide precision cutting edge, special alloy hardened at a thousand degrees, and HST heat treatment for extreme resilience. Drills made of chrome-nickel steel, suitable for all hammer drills with SDS-plus chucks (AEG, B+D, Bosch, Fein, Hilti TE (TE 1, TE 5, TE 15, TE 15e, TE 24, TE 25), Metabo, Hitachi, Makita, etc.) for: granite, concrete, pavers, stone, walls, hard tiles, marble. Certified by the German Institute for HM hammer drills used for plug holes.Technical dataMaterial: chrome-nickel steelDrill chuck: SDS-plusDrill length: 260 mmCutting edge: carbideCutting tip: 2-fluteDrill diameter: 6 mmWorking length: 200 mm