Universal Fit:The sanding paper is suitable for a wide range of materials including wood, metal, and composites, making it a versatile addition to any workshop or DIY project.About This Products:Abrasive Material: Aluminum OxideBacking Material: Paper BaseGrit: 1500Hole: WithoutPackage Quantity: 30 PcsDiameter: 225mm / 9"Color: RedProduct Features:Grit Size and Range: Sanding discs come in a wide range of grit sizes, typically indicated by a number (e.g., 60, 120, 240, 400, 800, 1200, 2000, 3000, etc.).The grit size determines the coarseness or fineness of the abrasive material embedded in the disc. Lower grit numbers indicate coarser, more aggressive sanding, while higher grit numbers signify finer, smoother sanding.
eBay