... -48M,33H-48H,30SH-45SH,30UH-38UH and 30EH-35EH;4)Shape: ring,block,disc,bar and so on;5)Size: according to ... customers' request;6)Coating: Ni, Zn, gold, copper, epoxy and ... so on;7)Application: sensors, motors, rotors, wind turbines,wind generators, loudspeakers, magnetic hooks, magnetic holder, filters automobiles and so on ...