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Maximum Precision Drilling Multiple Materials - This highly versatile drill bit can drill accurately into hard materials such as tile and granite without skidding, thanks to its sharp tip and advanced geometric design. Made from optimized carbide using our fine grinding manufacturing technique, it can also tackle concrete, brick, wood and metal. It can always do a professional job whatever the material. Hex shank for maximum power transfer in standard three-jaw drills and hexagonal screwdriver chucks. Up to 5x more precise than a standard drill bit Accurate drilling is easy with patented Bosch Centering Geometry. Hex shank for maximum power transfer in standard three-jaw drills and hexagonal screwdriver chucks. Ideal for drilling holes into multiple materials. Can be used in impact mode on concrete and stone, and on rotary setting for brick, tile, sheet metal, wood and plastic. Best for building trades: maximum precision and highly versatile.