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Alnico Button Magnet Countersunk with 3/16 in. dia central hole - 3/4 in. dia x 1/2 in. thick - 3.97lbs Pull
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Dowling Magnets Alnico Magnet Science Kit. Magnets for Kids Including 2 Horseshoe Magnets, 1 Bar Magnet, Iron Filings and Iron Shapes for Fun Science ...
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