Detailed Product Description Permanent magnet used on motor, speaker, sensors and so on.Composition: Nd, Fe, PGrade vary from N35-N52, 35M-50M,35H-50H,30SH-45SH,30UH-40UH,28EH-38EH,28AH-33AH.Coating can be with Zn,Nikel,Gold, passivated....Lead time is 10 to 15 days.Key advantage: Strong performance assure high dynamics