... block neodymium magnet; 2.grade: N42; 3. size: 10*5*5mm; 4. coating:Zn; 5.magnetization: axial block neodymium magnet, magnetic material, Neodymium magnet, NeFeB ... size and shape customs Material Grade of rare earth magnet1 Magnet NN35, N38, N40, N42, N45, N48, N50, ... EH28EH, 30EH, 30EH, 33EH, 35EH NdFeB ProductsNeodymium permanent magnet material available in the early 1980s, is now widely used ...