General description High-quality aluminum oxide sandpaper set featuring 240 pieces of 50mm sanding discs with a sturdy hook and loop base. This set includes 12 commonly used grit sizes ranging from P80 to P3000, catering to various polishing needs. Ideal for home improvement projects, woodworking, carving, manufacturing, construction, and crafts. Technical specifications Quantity: 240 sanding discs Disc size: 50mm Grit sizes: P80, P120, P180, P240, P320, P400, P600, P800, P1000, P1500, P2000, P3000 (20 pieces of each grit) Backing plates: 2 pieces (1 for 1/4" round shank and 1 for 1/4" hex shank) Soft foam polishing pads: 2 pieces Compatibility and accessories Compatible with air tools and electric drills Includes 1/4" round and hex shank attachments Backplate with 1/8" and 1/4" shanks for versatile use Installation Attach sanding discs to the backing plates using the hook and loop system Connect to air tools or power tools via the 1/4" shank Usage Suitable for dry sanding