Provides an excellent rate-of-cut, longevity, flexibility and uniformity of finish while not having to switch between sandpaper. This Wetordry Sandpaper from 3M is great for new surfaces, burnishing old finishes or feathering fine edges. You can use this sandpaper during wet or dry applications without having to switch between jobs. Great for hand or machine sanding, the silicon carbide abrasiveness creates a smooth refined finish every time. Key Features Abrasive silicon carbide self-fractures for a longer life Great for new surfaces, burnishing old finishes or feathering fine edges Ideal for both wet and dry applications