The Bosch EXPERT CYL-9 MultiConstruction Drill Bit Set gives you four carbide-tipped bits sized 5.5, 6, 7 and 8 mm. They are designed for drilling clean holes in concrete, stone, brick, soft ceramic tile, sheet metal, wood and plastic. Bosch Centering Geometry helps you start holes accurately, and Bosch says these bits are up to 5x more precise than a Bosch CYL-3 bit. The cylindrical shank fits standard three-jaw drill chucks. Use them in impact mode on concrete and stone, and on the rotary setting for brick, soft ceramic tile, sheet metal, wood and plastic.\n\nBosch EXPERT CYL-9 MultiConstruction Drill Bit Set 5.5-8mm 4 Piece\n\nSeller Info\n\nUK Seller\nUK Stock\nBrand New\n\nFast Dispatch\nUsually within 24 hours\n\n30-Day Returns\nNo hassle refunds\n\nQuick Responses\nUsually within 4 hours\n\nOverview\n\nThe Bosch EXPERT CYL-9 MultiConstruction Drill Bit Set is a four-piece set of carbide-tipped drill bits for drilling into a range of materials. Sizes are 5.5 mm, 6 mm, 7 mm and g