General description 105pcs Sanding Discs set includes 15 sheets of each grit: P40, P60, P100, P150, P240, P320, and P600, totaling 105 sheets of hook and loop sanding discs. This assortment covers 7 grades of sandpaper from rough to fine, meeting almost all polishing requirements. Made from high-quality alumina and high-strength resin, these sanding discs are durable and provide an anti-static effect, making them suitable for various applications. Technical specifications Diameter: 125mm Grits included: P40, P60, P100, P150, P240, P320, P600 Total sheets: 105 Backing type: Hook and loop Pre-drilled holes: 8 for dust extraction Compatibility and accessories Compatible with various types of Random Orbital Sanders including Makita, Bosch, Tacklife, Dewalt, Ryobi, and Vonhaus. Installation Easy to install and remove with durable backing. Hook and loop backing allows for quick mounting. Usage Suitable for grinding, polishing, and derusting metal, non-metal, wood, rubber, leather, plastic,