1-1/2 Inch Diamond Core Drill Bit For Porcelain Ceramic Tile Quartzite Granite Marble Stone And Brick Wet Or Dry Use Vacuum Brazed For Minimal Chipping Five Eighths Inch Eleven Thread Fits Most High Speed Grinders Thirty Nine Millimeter Hole Saw

1-1/2 in Diamond Core Drill Bit for Porcelain & Stone Single
✔️ 1-1/2 in dia, 2 in max depth, 5/8-11 thread, vacuum brazed

This compact core drill bit is designed to create precise holes through porcelain, ceramic tile, granite, marble, quartzite, and brick. It supports both wet and dry drilling, with wet drilling recommended for cooling and dust control on dusty or hard materials.

✅ Diameter 38.1 mm (1.50 in)
✅ Max drilling depth 50.8 mm (2.00 in)
✅ Thread 5/8-11 for most high-speed grinders
✅ Vacuum brazed to minimize chipping and enable aggressive drilling
✅ Max speed 11,000 RPM
✅ Includes 39 mm hole saw for larger openings

💡 What is a diamond core drill bit used for in tile and stone projects? Diamond core bits are handy for drilling clean, precise holes in hard materials like porcelain, ceramic tile, granite, marble, quartzite, and brick.

• Great for porcelain and stone without chipping
• Ideal for outlets, plumbing, and mounting hardware
• Wet drilling for cooling and dust control improves bit life