Drilling Holes in Tile. Installing a towel bar or toilet-paper holder often requires drilling through glazed ceramic tile, which is no easy task. Use a carbide-tipped masonry bit; regular twist-drill bits can't cut through the fire-hardened glaze. You'll also need to keep the bit from slipping off the glossy surface.
Step 1 – Choose the Drill Bit. Regular drill bits are not strong enough to drill through the hard surface of tile. There are two common drill bits recommended for this task instead. Carbide-tipped masonry drill bits are probably the most widely known for drilling into tile.
AsktheBuilder.com: Drilling ceramic tile requires a special drill bit and a steady hand. A carbide drill bit or a diamond drill bit are best for drilling holes in ceramic
Drilling Holes In Ceramic Tile
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