Dargan Porcelain Drill Bit 8mm | PORB88mm porcelain drill bit for precise drilling in hard surfaces Dry cut, vacuum brazed design for long lasting durability Suitable for porcelain, ceramic tiles, marble, limestone, granite, and more Self cooling design for easy, safe, and efficient use Ideal for professional tiling, renovations, and DIY projects Compatible with standard drill machines Provides clean, accurate holes with minimal chipping Dargan Porcelain Drill Bit 8mm PORB8 Product