CMT 552-012 Diamond Dry Hole Saw for Drills

The CMT 552-012 Diamond Dry Hole Saw is a professional-grade drill attachment designed for precision dry hole cutting in hard materials such as tile, porcelain, ceramics, hard stone, and masonry. Featuring a 12 mm (15/32") diameter cutting edge with diamond grit, this hole saw delivers fast, clean cuts and extended bit life in demanding applications. Its rugged steel body and diamond coating help resist wear while maintaining cutting performance, making it ideal for plumbing, electrical, and construction installations where clean, precise holes are required. This hole saw fits standard drill arbors with hexagonal or M14 adapters and works with most corded and cordless drills across major tool brands, making it a versatile accessory for professionals and DIYers alike.