3M 5” PSA Sanding Discs 80 Grit Self Adhesive Stick-It 775L 8/Pk Auto Boat Shop Brand: 3M Purchase is for one pack of 80 grit Stick-It sandpaper discs 8/Pk. PSA sanding discs (pressure-sensitive adhesive sanding discs) are popular for several reasons. They can be placed on a hard disc on a sander, so that they are completely flat. As a result, they are great for creating very even finishes. -Sanding is made easy and convenient. -Discs peel off easily when the job is done. -Long-lasting tough mineral resists loading. -Premium Aluminum Oxide Mineral that is FEPA Graded for a uniform scratch that results in a consistent finish. -Ideal for Sanding Paint, Plastic Filler or Putty. PSA (Pressure Sensitive Adhesive) sandpaper discs are designed to be used with rotary, orbital or dual-action sanders. The 3M Stick-It sanding discs are self-adhesive. Use of separate vinyl backing pads for each grit size will extend the life of each size of sanding disc. The various size grit sanding discs can be used from the rough of stripping paint to metal to final featheredging around the repair area, as well as shaping and sanding body filler. The 80 Grit course grit sandpaper is used during the initial Stage 1 of the 3M Body Repair System, i.e. for rough shaping of body filler, feather edging around repair area and removing paint. The abrasive is long-lasting, tough and resists loading. Designed to be used on wood, metal, drywall, fiberglass and painted surfaces. Used for machine sanding. Brand: 3M 5” (12.7cm) PSA Sanding Discs ‘Stick-It’. MPN: 86854 UPC: 051125868549 Domestic shipping USPS Ground Advantage with tracking. Reviews: 5 Stars: Very Good Product. Very good sandpaper. Long lasting. 5 Stars: Was happy with it. 5 Stars: Sticks and stays stuck, lasts a long time, exactly what you want from sanding discs.