General description This set includes four mini diamond ceramic holesaws in sizes 5mm, 6mm, 8mm, and 10mm. Designed for precise drilling, these holesaws feature a tough braze-bonded diamond edge and a durable alloy body, ensuring a long lifespan. They are suitable for use with cordless power drills and are ideal for drilling through materials such as porcelain tile, ceramic tile, granite, marble, slate, glass, cast iron, lightweight brick or block, plasterboard, cement board, fiberglass, carbon fiber, composites, and stucco. Technical specifications Set includes four sizes: 5mm, 6mm, 8mm, and 10mm Diamond-braze bonded cutting edge Alloy body for durability Suitable for cordless power drills Minimal water cooling required Installation Insert the appropriate size holesaw into your drill Dip the holesaw in water before starting Begin drilling at a 45º angle, then straighten to 90º Oscillate during cutting and dip in water every 5 seconds for optimal performance Usage Use for drilling