UN-MAGNETIZED.Strong Neodymium Ring Magnets N35,N40,N42,N45, N50 & N52 At Stanford Magnetics & Magnets For Sale in many sizes. Our Strong Neodymium Ring Magnets have a special set of uses in the world of magnets. Ring magnets are specially suited to those magnetic repulsion experiments where you dangle 2 magnets from a string, but also Jewelry and in the medical field.
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