Professional Vacuum Brazed Diamond Core Bit Set for Precision Drilling

Premium vacuum brazed diamond grit ensures ultra-sharp cutting edges and extended durability, ideal for hard materials like porcelain, granite, marble, and engineered stone. High-grade steel body with advanced laser welding prevents segment detachment under heavy use.

Engineered for dry drilling to minimize heat buildup, reducing material cracking or chipping. Perfect for contractors and DIY enthusiasts tackling bathroom renovations, kitchen backsplashes, or outdoor stone installations.

Six-piece set covers versatile sizes (6-32mm) for holesaws, faucets, and electrical fittings. Non-slip hex shank design guarantees secure grip in standard drills. Exclusive bulk pricing for wholesale buyers—unmatched value per bit compared to retail packs.

Global wholesale supplier advantage: factory-direct pricing with no middlemen, ensuring you get professional-grade tools at unbeatable rates. Stock up for large-scale projects without compromising quality.