General description The 68mm Diamond Hole Saw is designed for precision drilling in various materials such as glass, tile, ceramic, marble, and limestone. Equipped with a diamond surface coating and a center guide, this drill bit ensures accurate positioning and smooth cuts, making it an essential tool for DIY enthusiasts and professionals alike. Technical specifications Diameter: 68mm Material: Industrial-grade high-strength carbon steel Surface treatment: Nickel-plated for corrosion and rust resistance Cutting edge: Diamond particles for sharpness and durability Compatibility and accessories Compatible with cordless drills, lithium drills, and benchtop drills Usage Ideal for drilling precise holes in glass, ceramics, porcelain, tile, limestone, slate, marble, pumice, and fiberglass Other information Features a pilot drill for precise positioning Notch design with side holes for effective chip removal and cooling Low cutting resistance for smooth, high-precision cuts