Description of COMOK Carbide Drilling Concrete Artificial Cutting Tools for Industrial Drill Bits
Better to removal of flakes and debris, creating a clean and smooth hole. Rock carbide tips for longer bit life. Suitable for drilling holes in Masonry, Concrete, Rock, and Artificial Stone. Portable: The included Brute Tough Storage Case allows for easy access, organizing and portability. Four grooves on shank eliminate bit slipping in chuck.