NdFeb Magnet, Magnetic material, Neodymium Magnet Zinc,Ni,Tin,Gold,Epoxy,Parylene,Plastic packed, Telphlone Full grade NdFeb Magnet, Magnetic material, Neodymium MagnetRing Magnetic Neodymium (NdFeB)magnets ... force.Ni Coated to protect the surface..Application for PM motor,speakers,magnetic separator and other industrial fields.