... RoHs 3.With 5 days delivery time Neodymium Iron Boron (NdFeB) magnets, the most powerful permanent magnets available today, possess high ... to 7.6g/CMM³4. Application: Motors, Windmill, Acoustics, Magnetic separators, Auto, VCM, MRI, Mobile accessories5. Grade available:N35-N52 ... , N30H-N48H, N30SH-N45SH, N28UH-N40UH, N328EH-N35EH, N30AH-N33AH Strong Round Neodymium Magnet