Lasts up to 2x longer than a standard Diamond Hole Saw Getting a good hole in hard tiles, stone, or even glass is a tricky task for any professional, but with your skill and the PRO Tile Hole Saw you can approach the job with confidence. Quality diamond grits on a continuous rim mean you can start cutting at an angle and you don't even need a guide. The PRO Tile offers highly effective design and durability. The brazed bonds between grits and body are strong. The low heat slots dissipate unwanted heat buildups, ensuring long-lasting performance. For use with the Bosch Power Change Plus keyless arbor: offering accuracy and robustness Tested in Bosch labs according to Bosch standard procedures. Features and Benefits: • Lasts up to 2x longer than a standard Diamond Hole Saw • For use with the Bosch Power Change Plus keyless arbor: offering accuracy and robustness • For cutting holes without water in hard tiles, eg bathroom tiles, wall tiles and floor tiles • Highly efficient for tilers and installers: Long Life Specifications: Diameter mm: 20