Detailed Product Description Detailed Information of NdFeB Magnets:Name: NdFeB magnets, Permanent NdFeB Magnet, magnetic materialBeing made from Neodymium, Iron, Boron and other elementsVery brittle and hard High resistance to magnetic demagnetization Excellent cost to performance ratio Not suitable for application which exposed to high temperatures. Coating: Zn, Ni, NiCuNi, or Gold, etc