Precision-Crafted M14 Diamond Hole Saw Set for Professional-Grade Drilling
Vacuum-brazed diamond grit ensures ultra-sharp, long-lasting cutting edges for ceramic, marble, porcelain, and granite. CNC-machined hex shank (6mm) prevents slippage in drills for flawless 68mm boreholes.
Industrial-Grade Durability
High-strength steel core with heat-resistant segments withstands heavy-duty use on wet/dry surfaces. Electrodeposited diamond coating offers 3X lifespan vs. conventional bits.
Versatile Multi-Material Performance
Ideal for plumbers, tilers, and DIYers—perfect for installing pipes, vents, or creating sink openings in bathrooms/kitchens. Compatible with standard M14-threaded drills.
Engineered for Speed & Clean Cuts
Laser-welded segments reduce vibration for chip-free edges. Optimized flute design ejects debris swiftly, minimizing overheating.
Bulk Order Advantage
Wholesale-priced professional toolkit—stock up for construction teams or resale with guaranteed lowest global rates.