General description Durable and efficient grinding and polishing discs designed for various applications including artificial stones, furniture, wood products, metals, and cars. These sanding discs feature a round shape with 8 dust holes for effective dust extraction. Technical specifications Shape: Round Diameter: 5" (125mm) Dust Holes: 8 Material: Alumina Grits: 60, 80, 100, 120, 240 Finish: Semi-open Surface-coat Finish Thickness: 0.8mm (0.03") Quantity: Pack of 100 Pieces Grit Range: Very Coarse to Very Fine Packaged Included: 20 Pieces each of 60, 80, 100, 120, and 240 Grit Usage These sanding discs are suitable for grinding and polishing a variety of materials, making them ideal for both professional and DIY projects.