Irwin 5/16 In. x 6 In. Carbide Glass & Tile Drill Bit
Provides smooth, accurate drilling in ceramic tile, mirrors, glass, marble tile, vitrolite, and china. Spear-pointed tip design reduces breakouts when drilling from 1 side. Ideal for drilling fastener holes in bathroom tile or for wall mirror installation. Carbide tipped for long life. 1 per card.