Product strengths: The X-design hammer drill head allows for excellent work progress due to its high drilling performance and optimal dust removal. Improved hole quality is achieved through reduced vibrations. The 4-cutter head is equipped with high-quality tungsten carbide inserts, enabling a drilling lifespan that is up to 30% longer with fully embedded inserts on both sides. It features a vacuum soldering and hardening process. The robust shank ensures maximum durability. Diameter: 24 mm Total length: 340 mm Working length: 200 mm Shank end: SDS-max Drill head: multi-cutter Approval mark for masonry drillers e.V.: Yes Warranty coverage: No DEWALT warranty.