Premium M14 Thread Diamond Core Drill Bits for Precision Drilling
Engineered with high-grade vacuum brazed diamond segments for superior cutting performance on hard materials like porcelain, marble, and ceramic tiles. The 5mm-130mm size range offers versatility for precise holes in plumbing, electrical installations, and construction projects. Features an M14 threaded arbor for secure attachment to drills, ensuring stability and reducing vibration during operation. The reinforced steel body enhances durability, while the optimized tooth design minimizes chipping and extends bit lifespan. Ideal for professional contractors and DIY enthusiasts seeking clean, burr-free cuts in tiles, stone, and glass. Suitable for wet or dry drilling with compatible equipment. Bulk pricing available for wholesale buyers—stock up on industry-leading quality at unbeatable rates.