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NCKPRO 20/50/100/200/500PCS 10x1 Round Strong Magnet 10mm X 1mm Neodymium Permanent Search Magnet Disc 10x1mm Powerful Magnetic 10 * 1 mm (Color : 100PCS): Amazon.com: Industrial & Scientific
Amazon.com: LMCMMAG Ferrite Ring Magnets - OD2.35" x ID1.25" x 10mm,Grade 12 Heavy Duty Ceramic Magnets for Industry Science,Crafts and Hobbies - 2PCS : Industrial & Scientific
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Powerful Neodymium Bar Magnets, Rare Earth Magnets Rectangular Magnets Metal Neodymium Magnet - 50 x 10 x 10 mm, Pack of 4: Amazon.com: Industrial & Scientific
Amazon.com: 75 pcs Refrigerator Magnets,Fridge Magnets,Round Ferrite Magnets, Multi-Use for Office, Hobbies, Crafts and Science, Tiny Size:10mm x 2.6mm(DxH) : Home & Kitchen