This diamond-impregnated core-style drill bit features superior long life and is ideal for drilling in both flat and contoured surfaces. Diamond grit is a full 360-degrees around the the bit. Slots on the side of the bit allow the removal of glass dust from inside the bit. These bits can be used on glass, ceramic wall tile, glass block, glass bottles, and jewelry.
- Drill holes in both flat and contoured glass
- Diamond-impregnated cutting bit for long life
- Slots on the side of the bit allow the removal of material
- Ideal for decorative projects including glass blocks or glass bottles