Countersunk Ring Round Disc Strong N35 Magnets Rare Earth NdFeB with Hole. Material: Sintered NdFeB. NdFeB strong magnetic materials are hard, brittle, and have a strong magnetic field, so they should be taken lightly, especially for large sizes and thin slices.
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Due to the nature of all Neodymium magnets, it is possible for them to shatter when a large force is applied. This applies to all Neodymium magnets. Perfect for sticking notes on fridge doors.Great for do-it-yourself projects.Ages: 7+ ages, both for kids and adults.
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Material: Neodymium magnets. Magnets Countersunk Various 20mm x 3mm Hobby DIY Industrial Magnet Strong N52 🧲. (The pull force was tested at 20 Celsius degree, on a polished iron plate with a thickness of 20 mm. ).
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