Black & Decker 16912 Glass and Tile Drill Bit Set, 5-Piece

The Black and Decker 16912 5 Piece glass and tile drill bit set is intended for use with corded or cordless drills. This set is useful for a wide range of drilling applications including mirrors, glass, ceramic tile, and natural stone. The set includes 4 sizes of carbide tipped drill bits - 5/16'', 3/16'', 1/4", 1/8'', as well as an additional bonus ?'' bit. Please note - these bits are not suited for use on tempered glass.