Good adhesion: Backing that easily adheres to the orbital sander, but does not come off during installation. High-quality material: Our sanding discs are made of high-quality aluminum oxide abrasive, durable and anti-clogging. The aluminum oxide grain ensures quick cutting and a smooth finish for your project. Good polishing effect: The open coating produces a smooth and uniform scratching effect, the special stearate coating is used to maximize resistance to clogging and pilling, providing better surface finishes and a perfect cleaning and polishing effect. Wide application: Our sanding discs are perfect for sanding and finishing on metal and non-metal, wood, rubber, leather, plastic, stone, glass and other materials.