With the 7-piece Bosch Expert HEX-9 MultiConstruction universal drill bit set, you drill accurately and effortlessly across multiple materials. Whether working in concrete, masonry, soft tiles, wood, plastic, or sheet metal, you can tackle mixed-material jobs without constantly swapping bits. The dedicated centering tip prevents slipping on smooth surfaces, ensuring exact hole positioning from the start. Thanks to the 1/4" hex shank, you achieve slip-free grip and maximum torque transfer in both drill drivers and impact drivers. Supplied in a sturdy storage cassette, the set includes drill bit diameters of 4, 5, two 6, 8, 10, and 12 mm.