Diablo 4-1/2-In. Conversion Kit is designed to easily your angle grinder into a versatile sander, making it for projects that require switching from a grinding wheel to a fiber disc. This conversion kit includes everything you need to get started: a back-up pad, a 5/8-11 locknut, and two 50-grit coarse fiber discs, providing both convenience and efficiency for your sanding tasks. Whether you are working on metal, wood, or other materials, this kit enhances the functionality of your angle grinder, allowing for smooth and effective sanding results. Model Number: DCP045VGPS01G