Round Sintered NdFeB Magnets N35-N52(M,H, SH, UH, EH) Coating:Zn C-Zn Ni Epoxy Silver. Shape:round,tile block,ring,ball ... , s Round Sintered NdFeB Magnets1.NdFeB magnet, magnet or sintered ... )≥812(≥10.2)≥2388(≥30)247-271(31-34)200 Round Sintered NdFeB Magnets