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Q&A How strong of a magnet is needed for magnet fishing for assorted metal objects?

Given your clarification ("up to small knives") a 10mm diameter by 5mm thick rare earth magnet would work. I've got some and they'll lift my Swiss army knife. However I'd go for a bit bigger, and ...

posted 6y ago by Chris H‭  ·  last activity 6y ago by System‭

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