Sorby Sandmaster Sponge Pad, 3 in. is a versatile accessory designed specifically for the Robert Sorby Sandmaster. This 3-inch diameter sponge pad allows you to convert your Sandmaster to accommodate larger sanding discs, enhancing its functionality and making it suitable for a wider range of sanding tasks. Crafted with quality and precision, this sponge pad ensures smooth and efficient sanding performance. for woodworkers looking to expand their tool capabilities with ease. Model Number: W413