Diablo DMANSP1030 1/4" Hard Tile & Stone Carbide Tipped Drill Bit is built for pros and serious DIYers who demand clean, precise holes in tile, stone, and glass without the drama. It delivers faster starts and up to 10X longer life versus standard glass and tile drill bits.

Key Features & Design

• Diameter: 1/4" (0.25"), carbide tipped drill bit for tile and stone.
• Asymmetric tip design increases speed and prolongs the tip’s life.
• Multi-Ground carbide Grip Point tip design delivers stability and accuracy required for fast, precise hole drilling.
• Hex shank provides extra stability, eliminates spinning in the drill chuck and ensures maximum power transfer from the tool to the bit.
• Optimized with a unique brazing and hardening process to extend life and productivity.
• Diablo made carbide withstands impact for maximum durability and superior life versus standard tile and stone hammer drill bits.
• Applications: Porcelain Tile, Ceramic Tile, Hard Tile, Granite, Natural Stone, Glass.
• Ideal For: Up to 10X longer life versus standard glass and tile drill bits.

Designed to deliver fast starts, clean holes, and dependable longevity, this drill bit keeps you moving—minimizing downtime and maximizing results on challenging hard materials.