Premium Vacuum Brazed Diamond Core Drill Bit Set – DEYI M14

Ultra-Hard Diamond Grit
– High-grade synthetic diamond particles vacuum brazed for superior durability and precision drilling in granite, porcelain, and marble.
M14 Thread Compatibility
– Universal fit for most power tools, ensuring seamless integration with standard drill rigs and angle grinders.
6mm Precision Technology
– Laser-cut segments deliver clean, chip-free holes in brittle materials, ideal for plumbing, electrical, and HVAC installations.
Advanced Vacuum Brazing
– Heat-resistant bonding prevents segment loss, outperforming sintered or electroplated bits in speed and longevity.
Multi-Surface Mastery
– Engineered for ceramics, glass tiles, and natural stone, perfect for contractors and DIY enthusiasts tackling high-end renovations.
OEM-Grade Quality
– Industrial-strength construction with reinforced steel body, resistant to overheating and corrosion.
Global Bulk Supply
– Wholesale pricing for large-volume orders, ensuring cost-efficiency without compromising professional-grade performance.