The X-design hammer drill head enables excellent work progress thanks to its high drilling performance and optimised drilling dust extraction. Improved drill hole quality is achieved through reduced vibrations. The 4-cutter head is equipped with high-quality carbide inserts that enable up to 30% longer drilling life with fully embedded inserts on both sides. The vacuum brazing and hardening process increases durability. The EN heavy duty shank ensures maximum longevity. Diameter: 38 mm Overall length: 570 mm. Working length: 450 mm. Insertion end: SDS-max. Drill head: multi-bladed. Test mark masonry drill e.V.: Yes.