7PCS Diamond Hole Saw Kit, 20/27/35/55/68mm Vacuum Brazed Drill Bits for Tile, Ceramic & Porcelain

The 7PCS diamond hole saw kit delivers smooth, precise cuts in porcelain, ceramic, marble, and granite—far outperforming traditional carbide or bi-metal bits. Featuring vacuum brazing technology, these tile hole saws stay thermostable and durable, even under heavy use.

Complete Set for Versatile Drilling:

This diamond drill bit set includes five sizes (20mm, 27mm, 35mm, 55mm, 68mm) and a 15mm segment hole saw, covering most tiling and masonry needs. Whether you're installing fixtures, vents, or pipes, this kit ensures clean, chip-free holes every time.

Engineered for Efficiency & Longevity:

• U-shaped chip grooves prevent clogging and extend blade life.

• 5/8"-11 universal thread fits most angle grinders and drills.

• Wet or dry operation—though water cooling is recommended for prolonged use.

User-Friendly & Portable:

The ergonomic design reduces vibration, while the included storage case keeps your diamond hole saws organized and protected. Perfect for contractors, tilers, and DIY enthusiasts.

Ideal for Tough Materials:

From bathroom tiles to stone countertops, this vacuum brazed diamond drill bit set handles ceramic, porcelain, brick, and masonry with ease. A must-have for professional installers and home renovators.