... any size Material Grade of NdFeB magnet: Magnet N-( N35, N38, N40, N42, N45, N48, N50), Magnet M-(35M, 38M, 40M, 42M, 45M, 48M ... ), Magnet H-(35H, 38H, 40H, 42H, 45H), Magnet SH-(30SH, 33SH, 35SH ... -( 28UH, 30UH, 33UH, 35UH, 38UH), Magnet EH-(28EH, 30EH, 30EH, 33EH, 35EH) ,Widely used in synchronous,toy motor,electric instruments and so ...