Do it 9 x 11" 80-Grit Coarse Premium Plus Sandpaper, 3-Pack is the i choice for professional painters and DIY enthusiasts alike. This coarse sandpaper versatility, making it for use on water-based paints, wood, metal, fiberglass, and painted surfaces. Its premium resin coating resists heat and humidity, ensuring extended durability during your sanding projects. The heavy-duty paper backing provides extra flexibility, allowing for comfortable hand sanding without tearing or cracking. Each pack contains three coarse-grade sheets, each measuring 9" x 11", designed to handle tougher sanding tasks with ease. Model Number: 7261004