The Dremel EZ456B EZ Lock Metal Cut Off Cutting Wheels come in a 12-pack and are designed for use with a 1 1/2 inch chuck size. These cutting wheels are durable and easy to install, making them a convenient addition to any tool kit. The corded electric power source ensures consistent performance, while the compact black design makes them easy to handle and store. Perfect for a variety of cutting tasks, these high-quality cutting wheels are a must-have for any power tool enthusiast.