High-Performance M14 Thread Diamond Core Drill Bit for Hard Rock & Tile
Premium sintered diamond grit ensures ultra-fast drilling in granite, marble, ceramic, and reinforced concrete. Precision laser-welded segments prevent detachment under high torque. M14 universal thread fits standard rotary drills and rigs for seamless compatibility. Engineered with 10mm thickened steel core for maximum stability, reducing wobble during deep-hole drilling. Dry/wet dual-use design with optimized cooling grooves minimizes heat buildup. Ideal for HVAC installations, plumbing, and construction anchor holes. Factory-direct pricing with bulk discounts for contractors and wholesalers. Worldwide shipping available for bulk orders. Stock up on professional-grade tools without middleman markups.