n42 disc magnet 1. Factory and Trading company 2. OEM accepted 3. ... -45SH,30UH-38UH and 30EH-35EH;4) Shape: ring,block,disc,bar and so on;5) Size: according to customers' request ... holder, filters automobiles and so on;SmeltingHydrogen broken MillingSinteringTesting n42 disc magnet