DIYMAG Neodymium Round Base Cup Magnet,100LBS Strong Rare Earth Magnets with... | eBay
N35 Strong Magnets 5x5mm Disc Small Round Craft Magnet 5mm Dia | eBay
Fishing Magnet Up to 240LB , Powerful Neodymium Rare Earth Magnet with Lifting Eye-Bolt Ideal for Retrieving in Lake, Fishing Magnet Super Strong Retrieving Treasure Hunt Super Pull Force - Walmart.com