Highlight description: Easy to Use] Easy to install and disassemble, and will not fall off when installed and used. [Good Material] Excellent durability-Made of high-quality alumina, it provides fast and lasting sanding effect. [Dust-free] Pre-punched 8 holes for vacuuming, so there is no need to worry about dust management. [Easy to Identif] The grit of the sand table is printed on the back for easy identification. [After-sales service] If you are not satisfied with our product, any problems with the item, you can contact us at any time, we will answer you as soon as possible, and give you a satisfactory shopping experience. Detailed description: Specifications: Product Name: Sanding Discs Size: 5 inches /12.5cm Material: Alumina Color: as shown Specification: 10 Grit: 80#, 180#, 240#, 320#, 400#, 800#, 1000#, 1500#, 2000#, 3000#, 4 Grit: 1000#, 1500#, 2000#, 3000# (optional) Style (Optional): 10 Grits, 4 Grits Note: 1. There may be slight differences between the picture and the actual color of the commodity. We will try our best to show you the exact color. 2. Please allow slight dimension difference due to manual measurement.