Irwin 1/4 In. x 6-1/4 In. Carbide Glass & Tile Drill Bit Rotary File and other hard materials

and other hard materials

plastic and soft materials - everything except hardened materials

Steel Body Delivers Constant Depth Of Cut & Advanced Diamond Matrix For Longer Life & Enhanced Material Removal

For use with high-speed drills

so these limitations may not apply to you

Irwin 1/4 In. x 6-1/4 In. Carbide Glass & Tile Drill Bit Rotary File and other hard materialsProvides 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.