Bosch Glass & Tile Drill Bit 1/8 in. (Model GT100)

Engineered for precision drilling in glass, ceramic tile and porcelain, the Bosch Glass & Tile Drill Bit delivers clean, crack-free holes without wandering. Its carbide-tipped, precision-ground tip and reinforced head let you bore smoothly through hard surfaces—even in bathroom and kitchen installations—while the three-flat shank offers superior grip and minimizes bit slippage.

Ideal for trades and DIYers alike, this specialty bit works dry (no water needed) and features innovative geometry that reduces walking and accelerates drilling speed. Whether you’re mounting fixtures, cutting relief holes in glass, or installing anchors in tile, this 1/8 in. bit provides consistent performance and long service life.

Key Features

• Key Features:
• Carbide-tipped, precision-ground tip for reduced bit walking
• Reinforced head maximizes durability and prevents cracking
• Three-flat shank design for superior grip and control
• Innovative bit geometry allows faster, cleaner drilling
• Dry-drilling capability—no water required
• Perfect for glass, ceramic tile, porcelain, mirrors and more