Super Strong Neodymium Magnet N52 60 x 20 x 10mm Permanent Magnet Block, The World's Strongest & Most Powerful Rare Earth Magnets by AOMAG ¡: Amazon.com: Industrial & Scientific
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N42 1x1/2x1/8" Neodymium Bar Magnet w/ 2 Countersunk Holes for #6 Screw Rare Earth Magnet
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Power magnet, Block 60x30x15 mm. | Big and strong magnet