Grade N50 neodymium disc magnets are powerful permanent magnets that pack intense magnetic power into incredibly small dimensions. Neodymium magnets take up little space and are refreshingly lightweight, making them the top pick for applications including electronics, pacemakers and other medical devices, biasing applications, flow meters, gyroscopes, and linear actuators. For your convenience, BuyMagnets.com stocks many different sizes and strengths of N50 neodymium disc magnets. Each N50 neodymium disc magnet is plated to resist corrosion.