Extensive Use Multi-purpose 2 inch/50mm Hook and Loop Sanding Discs are perfect for wood, automotive, painting, metal work, fiberglass, primers, and plastics, they can be used with polishing agent to create a smooth surface. Every Right Disc Has Its Master Package Included: 240Pcs total–P80/120/180/240/320/400/600/800/1000/1500/2000/3000 hook loop sanding discs each 20Pcs 15 Pcs – Zirconia Quick Change Roll lock Discs (P36/60/80 each 5Pcs) 9 Pcs – Nylon Non-woven Quick Change Roll lock Discs (CRS MED Fine each 3Pcs) 1Pcs Black Strip Quick Change Roll lock disc 1Pcs Wool Quick Change Roll lock disc 1Pcs – Soft Foam Buffering Pads 1Pcs – 2inch Sanding Pad with 1/4"Round/Hex Shank 1Pcs – 2inch Air-Tool Backer Plate with 1/8"&1/4" Shank 1Pcs PU Foam adapter Pad. 1 Pcs 2inch Quick change Disc Pad (TR/Type III); 1 Pcs 1/4" shank, Round shank (6mm) ; 1 Pcs 1/4" shank, Hex shank (6.3mm) ; 1 Pcs Roll lock PU Foam adapter Pad ; 1 Pcs 2inch Sanding Pad (Yellow) ; 1 Pcs internal thread 1/8" Shank (3mm) ; 1 Pcs internal thread 1/4" Shank (6mm) ; 1 Pcs Soft Foam Layer Buffering Pad ; 1 Pcs M6 External thread connector.