Diamond Hole Saw Set, 10Pcs Drill Bits kit, Tile Drill Bits with Adjustable Hole Saw Centering Locator Suction Holder for Ceramic, Glass, Tile, Porcelain, Marble - AudonMax

• 【Firm & Sharp & Long Service Life】10 pcs hole saws are made of diamond integrated steel, which are strong and sturdy. The surface adopts high anti-corrosion electroplating process, and thickened diamond coating on the top provides excellent cutting strength for high-precision, smooth cuts. Reducing drilling speed and pressure, increasing the use of water lubrication will greatly extend the service life. 【Strong Suction & Accurate Positioning】Upgrade double suction cup design, provide more powerful suction than the single suction cup. It can firmly absorb the smooth surface and effectively fix the drilling position of the hole saw. The precise positioning system firmly clamps the hole saw to prevent slipping and damage to objects caused by improper operation. The adjustable size is 4mm-83mm. 【Ergonomic design】The large clearance holes along the drill bit help the entry of cooling water and the escape of chips and other particles from the borehole, ensuring smooth punching and making the drilling process easier. Small holes-When debris gets stuck in the hole saw. We can use our screwdriver to pull it out. To provide you with the perfect experience. 【Package Content】10 pcs professional integrated steel diamond hole saw: 8mm / 0.31", 10mm / 0.39 ", 12mm / 0.47", 14mm / 0.55 ", 16mm / 0.63", 18mm / 0.71 ", 20mm / 0.79", 22mm / 0.87 ", 25mm / 0.98", 50mm / 1.97 ". 1 pc double suction cups ceramic tile holes locator 【One Set Is Enough】This diamond hole saw kit with drill guide is suitable for smooth surfaces such as ceramic tiles, ceramics, glass（Except tempered glass）, marble, granite and terrazzo. Our upgrade tile hole saw set can greatly improve work efficiency , save you time and energy. If you have any questions or dissatisfaction, please contact us first, we will provide you with satisfactory after-sales service!