Usage Specifications: 110mm diameter x 22.2mm diameter, suitable for 115mm or 125mm angle grinders. Please check the specifications before purchasing. Premium Material: Made of high-quality manganese steel, sharp, perfect for simple to complex woodworking tasks such as peeling, sanding, carving, and more. Peel, sand, engrave, and even cut pieces of wood with ease. Easy to Use: Simply screw on for easy installation. Another great advantage of this wheel is that it is easy to install and remove from power tools. Mounts on any standard electric angle grinder. It only takes a few seconds to assemble and remove it simultaneously. Tip: Protective gloves are required when using the angle grinder. Please ensure it is properly installed before use. It is not recommended to use the lock-on function on an angle grinder. Serious injury may occur. Efficient service: If you have any questions about our products, please email us. We will do our best to resolve the issue within 24 hours. Thank you