... experience ,full production , best price and high quality Prducts nameN35 Magnetic Balls With 5mmBrand nameWinchoiceMaterialNeodymium, rare earth materialTolerance5+0/-0.1 ... : Axial Magnetizing, Radial Magnetizing, Quadrupole Magnetizing, Octupole Magnetizing ColorsNickel (silver), black, gold, blue, red, green, orange, white, purple, pink, colorful.Delivery ...