Ultra Durable Double Layer Brazed Diamond Core Drill Bit For Porcelain Tile Ceramic Stone Granite Marble Washbasin Drilling With Chip Removal Hole Design Fast Cutting And Long Wear Ideal For Home DIY And Professional Use MiJunHD

Single-Piece Diamond Core Drill Bit for Porcelain Tile
✔️ Dry-cut, double-layer blade with chip removal for speed

This ultra durable double-layer brazed diamond core drill bit is built to punch through tough materials like porcelain tile, ceramic, granite, and marble. Its chip removal hole keeps debris clear to reduce binding and speed up drilling. The M10 thread fits most angle grinders, and you can drill dry for fast holes or add water for extra sharpness and longer wear.

✅ Thickened diamond particles boost durability and wear resistance
✅ Double-layer blade handles hole-cutting and chamfering in one pass
✅ Chip removal hole design speeds debris clearance and reduces binding
✅ Compatible with porcelain, ceramic tile, granite, and marble
✅ Dry-cut capable; water boosts sharpness and blade life

💡 What is a diamond core drill bit used for in tile and stone work? It's handy for making clean, precise holes in hard surfaces. - Ideal for porcelain tile, ceramic, granite, marble, and washbasins - Chip-removal hole helps clear debris and reduces binding during cuts - Dry-cut capability speeds up work; water can maximize sharpness and wear life - Uses standard M10 threading to fit most angle grinders