Norton Sandpaper, ProSand Sand Paper for Wood, Metal and Fiberglass, 180 Grit Sanding Sheets, Fine Sandpaper, Pack of 20 Product Description Norton Premium 9x11 Sanding Sheet From the Manufacturer Norton 3X sanding sheets provide superior sanding performance for a premium surface finish. Providing 3 time the total performance of conventional sandpaper sheets, Norton 3X sheets are designed to provide the best performance on all surfaces and coatings. It will not clog, tear or transfer color Features Norton Abrasives 180 grit sandpaper is great for sanding a variety of materials, and best used to prepare surface and create a smooth finish Sand 3X faster thanks to Norton's superior materials, such as high quality zirconia alumina, which is durable, self-sharpening, and provides a faster cut than aluminum oxide Norton ProSand's water-based stearate coasting gives this long lasting sandpaper an extended life, while open-coat construction reduces clogging Norton ProSand's paper backing is more durable than polyester, while offering a more consistent finish than cloth or fiber backed sandpaper Each box contains 20 sheets of professional quality 9" by 11" sandpaper For final surface smoothing and initial between coats sanding reduces sanding time will not clog, tear or transfer color works on all surfaces The first choice for any sanding project USA SHIPPING estimates delivery times and we work to get your item to you as quickly as possible and within those times, but please know it may take slightly longer than the estimate.