For porcelain, glass, marble, ceramic, rock and granite
Porcelain Tile Drill Bit designed for Drilling Porcelain Tile, Hard Metal, Plastic, Wood and Masonry.
Porcelain Tile Drill Bit with Groo-V tip makes holes in almost all materials!
Engineered for drilling hard materials, these specialized Ram Tip Bits have a serrated carbide tip, which penetrates faster - up to 50% faster than standard masonry bits!