Package Included:7PCS Blue Fine Sanding Discs,7PCS Red Medium Sanding Discs,7PCS Brown Coarse Sanding Discs Superior in performance with good durability, plasticity and flexibility, high abrasion resistance and fast grinding force. With good grinding effect, our Roll on Sanding Discs can quickly remove gasket materials, surface oxidation, light rust and coatings on various metals or plastic, fiberglass. Better Office Products Spiral Notebooks 3-Subject , 6 Pack, College Rule, 120 Sheet Notebook with Sturdy Pocket Dividers, 10.5 x 8 inches, 6 Assorted Primary Colors, 6 Pack Sealey Quick-Change Sanding Disc 50mm 60Grit Pack of 10 | OnDemand... 1,2,3 Inch Sanding Disc Pad Holder Quick Change Roll Lock Quick Change Discs are fit for welding and autobody work finishing and prep. Aluminum Oxide Abrasive Discs are good choice for metalworking to fulfill cleaning, finishing, blending and deburring applications. Quick Change Discs are widely used to the metal polishing such as shipbuilding, repairer, aviation, machinery; and metal parts processing such as automotive, motorcycle sheet metal coating, medical equipment parts, etc. 3 Roll Lock Pad Discs are widely application to stainless steel, standard or alloyed steel, non-ferrous materials and alloys, plastic and fiberglass, for cleaning, finishing, blending and deburring applications . Yakamoz 2 Peices 3 Inch Roll Lock Sanding Disc Holder With 1/4" Shank