5 inch sanding paper set including 170pcs grit 40 60 80 120 180 240 320 400 600 | 8 hole design greatly improves the discharge of sanding waste during the sanding process and provides excellent anti-clogging properties, while the heat dissipation function greatly delays the life of the sandpaper. | 5 inch sanding pad backing is made of 110g/m² high density flocked backing, which is not easily removed from the random orbital sander. | Compatible with most random orbital sanders on the market | Great for construction, carpentry, auto body repair project, automotive polishing, and home improvement projects, suitable for wood, metal, plastic, drywall, fiberglass porcelain, art, and craft as well as corner cleaning and polishing.