Permanent Generator Magnet Motor 1. shapes: Arc,Cylinder, Disc,etc 2. Coated:Zn,Ni, ... ,windmill,Home appliance,acousics,communication equipment,toy,car,servomotor,step motor,DC motor and linear motor,mircrophonesPros: Very strong hold when contacting another magnet ... factory.Samples are available for your test. Permanent Generator Magnet Motor(N35--N52,33M--50M,30H-48H,30SH--45SH,28UH--40UH ...