LOVIMAG 60 lbs Holding Force Neodymium Cup Magnets, Industrial Strength Round Base Rare Earth Magnets with Heavy Duty Countersunk Hole and Stainless Screws for Tool Room,Workplace etc, Pack of 12: Amazon.com: Industrial
Industrial Magnets, 100PCS Super Strong Neodymium Magnets For Daily Life 8 X 1mm / 0.3 X 0.04in - Walmart.com
Retrieving Magnet, 150 Lb. Pull
Neodymium magnet - Wikipedia
MagnetPAL Magnet Pal 3 Pack- Black in the Magnetic Tools department at Lowes.com
Neodymium Magnets (NdFeB) | Arnold Magnetic Technologies