Diamond Core Drill Bit For Porcelain Marble Ceramic Tile And Granite Stone 40x60mm Triangle Shank Basin Opener With Vacuum Brazing 6mm Diamond Height 75mm Total Length 45mm Working Depth Fast Chip Removal Durable

Diamond Core Drill Bit for Porcelain, Marble, Ceramic
✔️ 40x60mm dia, 75mm; 45mm depth; 6mm diamond; triangular shank 1pc

This diamond core drill bit is built for precise openings in porcelain, ceramic tile, marble, granite, quartz, and other hard materials. Its triangle shank and vacuum brazing deliver durability and fast cutting for sink basins, countertops, and tile installations.

✅ 40x60mm diameter and 75mm total length with 45mm working depth
✅ Vacuum brazed diamond ensures longer life and faster drilling
✅ 6mm diamond height with double-layer design for basin openings
✅ Triangular shank provides secure grip on handheld or benchtop drills
✅ Wet or dry drilling compatible with porcelain, marble, ceramic tile, granite

💡 What is a diamond core drill bit used for when drilling porcelain, marble, or granite?

It's handy for clean, precise holes in hard materials and surfaces that resist standard bits.

• Wet and dry drilling capability on ceramic tile, porcelain, marble, granite
• Diamond vacuum brazing boosts bit life and cut speed
• Chip removal holes aid cooling and debris clearance during operation