This 50ct pack of 3M Wet or Dry 9" x 11" sandpaper sheets is perfect for all your sanding needs. With a grit of 3000, these sheets are ideal for use on autobody surfaces, whether you're working on a small DIY project or a larger industrial job. The manufacturer part number is 01999.The sheets are made by 3M, a trusted brand in the industry, and are designed to be durable and long-lasting. They are suitable for use with both wet and dry abrasives, making them a versatile addition to any workshop. The size of the sheets is 9" x 11", and they are sold in a pack of 50.