20mm dia x 0.5mm thick N42 Neodymium Magnets - 0.13kg Pull
25mm X 20mm N52 neodymium magnets round disc cylinder 1in x 25/32in
N52 Large 40mm x 20mm Neodymium Rare Earth Magnet Big Super Strong Huge Size | eBay
Small Magnets for Crafts - 100 High Quality Round Grade 5 Strong Magnets – 13/16 Inch (20mm x 3mm) - Great for Creating Fridge Magnets and Other Magnetic Craft Projects: Amazon.com: Industrial & Scientific
Price history & Review on 30/50/80/100PCS 20x4 mm Permanent Round Magnets 20mm X 4mm Neodymium Magnet N35 Dia 20x4mm Strong Magnetic Magnets 20*4 mm | AliExpress Seller - SZ-Ming Store | Alitools.io