We design the toughest, longest lasting, highest quality drill bits in the industry. Whether you're drilling through wood, metal, glass, tile, brick, plastic, concrete or any other material, Bosch has the bit to fit the job. Double Flute Masonry Drill Bits are to be used in rotary drills only. These bits are not designed for use in hammer drills.
- For drilling in brick, cinder block and tile
- Use with corded and cordless rotary drills
- Drills twice as fast as standard masonry bits
- Carbide tips provide long bit life
- Requires a minimum chuck size of 3/8 in.