Sphere magnets are permanent magnet balls or magnetic balls. No matter ball magnet or sphere magnet, they just tell us the same shape for a permanent magnet.
The neodymium ball magnets/neodymium sphere magnets are magnetic balls that made of rare earth neodymium permanent magnetic material. Neodymium ball magnets are strong magnetic balls, they are not used so widely like neodymium disc magnets and neodymium block magnets. It's mainly used as strong magnetic beads for magnetic jewelry and magnetic toys, for example, magnetic neocube toys that composed of neodymium magnetic balls are very popular. The smallest sizes of neodymium ball magnets we made are Dia-2mm. And the biggest NdFeB sphere magnets we made is Dia-50mm. Meank magnetics will be your first choice of sphere magnets supplier and magnetic balls producer.