The SDSmax hammer drill bit from DeWalt is a powerful tool that has been specially developed for demanding applications in the field of drilling in concrete and masonry. With a diameter of 22 mm and an overall length of 540 mm, this hammer drill bit offers an optimum combination of efficiency and durability. The innovative X-design hammer drill bit head ensures excellent work progress, while the 4-flute design with high-quality tungsten carbide carbide plates increases the service life of the drill bit by up to 30 %. The vacuum brazing/tempering process and the fully embedded inserts on both sides improve hole quality by reducing vibrations. This hammer drill bit is ideal for professional users who value precision and robustness. X-design for high work progress and optimum drill dust removal. 4-flute head with tungsten carbide for increased service life. Vacuum brazing/tempering process for improved durability. Reduced vibrations for higher hole quality. Suitable for concrete, masonry and brick.