RTC Pro Bit Porcelain Diamond Hole Saws (1")

The Pro Bit Wet Diamond Drill Bit is engineered for precision drilling in porcelain, ceramic, and tile. Built with electroplated steel and a high diamond concentration, this bit provides sharp, efficient cutting and long-lasting durability under professional use. Designed for wet drilling, it works seamlessly with handheld drills (800–2500 RPM) and drill presses, giving contractors and DIYers the flexibility to tackle a wide range of projects. Choose the exact size you need for your job—perfect for bathroom and kitchen installations like grab bars, towel racks, shower accessories, and plumbing penetrations. Get professional-grade results without chips or cracks—equip your toolkit with Pro Bit Wet Diamond Drill Bits today.

• PRECISION DIAMOND DRILLING – Clean, chip-free holes in porcelain, ceramic, and tile surfaces.
• ELECTROPLATED STEEL BUILD – High diamond concentration ensures long life and sharp performance.
• DRILL COMPATIBILITY – Works with handheld drills (800–2500 RPM) and drill presses.
• PERFECT FOR FIXTURE INSTALLS – Ideal for grab bars, towel racks, shower accessories, and plumbing.
• SINGLE BIT PURCHASE – Buy the exact size you need without paying for a full kit.