General description The Diamond Hole Saw 68 mm is designed for precision cutting in various materials such as glass, tiles, ceramics, marble, and limestone. Featuring a diamond surface coating and a central guide drill, this tool ensures accurate positioning and smooth cuts without broken edges. Technical specifications Diameter: 68 mm Material: Industrial-grade high-strength carbon steel Surface treatment: Nickel-plated for corrosion and rust resistance Cutting edge: Diamond particles embedded for sharpness Compatibility and accessories Compatible with cordless drills, lithium drills, and bench drills Usage Ideal for cutting precise holes in glass, ceramics, porcelain, tiles, limestone, slate, marble, pumice, and fiberglass