High-Quality Brazed Hole Openers Set for Precision Drilling
Premium vacuum-brazed diamond grit ensures maximum durability and cutting efficiency on tough materials like concrete, tile, and masonry. Dry drilling capable—no water cooling needed, saving time and setup hassle. 9-piece set covers versatile sizes (12mm–80mm) for flexible applications in construction, plumbing, and electrical installations. Ultra-thin steel core reduces friction and prevents overheating. Industrial-grade heat-resistant bonding secures diamonds permanently, minimizing wear. Laser-welded segments prevent chipping for smooth, clean holes every time. Ideal for contractors and DIY enthusiasts tackling heavy-duty projects. Compact storage case included for easy organization and transport. Buy in bulk for unbeatable wholesale pricing—global shipping available.