This drill bit set includes (1) 1/8", (1) 3/16", (1) 1/4", and (1) 5/16" glass and tile bits.

• Up to 2x Longer Life
• Up to 20% faster drilling in natural stone
• Hammer mode capability for faster drilling in granite, marble and stone
• For use with glass, tile, ceramic, granite, marble, limestone, slate, and stone
• Reinforced tip for maximum durability
• Precision ground carbide for clean holes
• Not recommended for porcelain tile
• For use in hammer drill drivers
• Round shank
• Available in sizes up to 1/2 in.