Bosch 3-5/8 in. Diamond Hole Saw delivers fast and easy starts, even when working with the hardest materials such as porcelain and granite. This hole saw features a Quick Change universal system, allowing you to switch to any size or type of hole saw in seconds, making your work more efficient and convenient. Designed specifically for use with machines intended for wet sawing, it ensures optimal performance and safety when used on a GFCI-protected circuit. This tool is for professionals and DIY enthusiasts who need reliable and precise cutting in tough materials.