This 1" diamond hole saw from RIDGID is the perfect tool for cutting through tile and stone with ease. The HD-VBHS1 model provides 10x more life than traditional hole saws, making it a reliable addition to any power tool collection. With precision and durability in mind, this drill bit will help you achieve the perfect hole every time. The package includes one diamond hole saw, and it is brand new and unused. Ideal for both DIY and professional use, this RIDGID diamond hole saw is a must-have for anyone looking to tackle tile and stone projects.