Neosmuk Rare Earth Magnets, Super Strong Magnet Heavy Duty for Craft, Neodymium Magnets with Adhesive Backing for Board, Thin Powerful Large and Industrial Magnets Stick for Cabinet, Refrigerator: Amazon.com: Industrial & Scientific
Rare-earth magnet - Wikipedia
Super Strong Neodymium Disc Magnets, Powerful N52 Rare Earth Magnets for Fridge, DIY, Building, Scientific, Craft, Office Magnets- 1.26 inch x 1/8 inch (12): Amazon.com: Industrial & Scientific
Large Rare Earth Magnets - Sold as a Pair | Jaycar Electronics New Zealand
Rare Earth Magnets | First4Magnets
Rare-Earth Circular Magnets - Lee Valley Tools
Mag-Mate - 1/4″ Diam x 1/4″ High Neodymium Rare Earth Magnet - 39158456 - MSC Industrial Supply