Check the listing for details. 50pack 3" Aluminum Oxide White Dry Hook Loop Sanding Discs Sandpaper 180 Grit. Color: White, Condition: New. Listed at 14.40 USD. Description: 1. Practical: The Aluminum Oxide Flocking Back Design Sanding Discs is suitable for surface prep and finishing work and leaves surfaces with a uniform finish. 2. Versatile: Use to sand, cut, clean, and finish on all metals to remove light rust, oxidation, and coatings; For decorative finishes, cleaning applications, and deburring. 3. Durable: Made from high-strength aluminum oxide grain textile; Bonded with resin that is heat and load resistant. 4. Dry sanding discs: Prevent clogging, anti-static, good flexibility, wear resisting. It can be widely used in automobiles, electric machinery metal goods, furniture instrument, handicraft article, plastic, leather, stone surface cutting and polishing. 5.