... Item: ARC motor magnet2.Material: NdFeB permanent magnet3.Grade:Magnet N-( N35, N38, N40, ... ), Magnet SH-(30SH, 33SH, 35SH, 38SH, 40SH, 42SH), Magnet UH-( 28UH, 30UH, 33UH, 35UH, 38UH), Magnet EH ... your requests----------------------------------------------------------------------------------------------------------------------2.Quality of magnet Most of our products have ... NdFeB Industrial Magnet motor