N35 Super Strong Round Magnet 50mm x 30mm Neodymium Rare Earth Magnets Disc DIY | eBay
Apex Magnets | 50mm x 10 mm x 5mm Block-Neodymium Magnets
1pc 50x20 Mm Big Thick Super Strong Powerful Magnets 50mm X 20mm Bulk Round Rare Earth Neodymium Magnet 50x20mm N35 50*20 Mm - Magnetic Materials - AliExpress
50mm 2 Inch round magnet button supplies and badge parts