Diamond Hole Saw Set, Diamond Core Drill Bit for Tile/Glass/Marble (6mm-50mm, 11pcs)

General description Professional Diamond Hole Cutter designed with a special brazed diamond for effective drilling in porcelain, glass, marble, ceramic, stone, and granite. This set is ideal for achieving clean, precise holes and perfect circles. Technical specifications Material: Carbon steel with diamond blade Set includes: 11 pieces - 6mm, 8mm, 10mm, 12mm, 16mm, 20mm, 22mm, 25mm, 30mm, 38mm, 50mm Durability: More than 8 times longer than standard hole saws Usage Ideal for drilling clean holes in various materials including porcelain, glass, marble, ceramic, stone, and granite. Ensure the drill does not overheat to maintain the integrity of the electroplated diamond coating.