Bosch Daredevil 1/4 in. Multi-Purpose Tungsten Carbide Drill Bit for Drilling Tile, Masonry, Wood, Metal and Concrete MP06 - The Home Depot
Bosch MultiConstruction 5-Piece Set x Set Alloy Steel Masonry Drill Bit Set for Rotary Drill/Impact Driver in the Masonry Drill Bits department at Lowes.com