Diablo Carbide-Tipped Stone, Glass & Tile Bit Set (4-Piece)

Tile & Stone Carbide Tipped Drill Bit range provides faster starts and longer life in tile, stone and glass. Optimized with a unique brazing and hardening process, the carbide tip extends life and productivity, allowing users to drill fast, accurate holes. The multi-ground carbide tip design allows for aggressive starts that produce clean holes when drilling into hard materials. The 3-flat shank provides extra stability by eliminating spinning in the drill chuck. Set includes 4 bits: 1/8 In., 3/16 In, 1/4 In, 5/16 In.