... , Cube, Cylinder, Disc, Ring, Rod, SphereMaterial grade or magnetic propertes for sintered magnet:Normalgrade:N35~N50,N35M~N48M,N33H~N45H,N30SH ... used for motors, speaker, toys and electronics, sensors, transformers,winding machines,DVD/VCD,all kinds of motors including Micro motors, vibration motors, watch motors, pump motors,Car motors ...