These custom strong block neodymium magnets are designed for industrial applications, with materials such as Ndfeb, where dimensions, grades, coatings, and shapes can all be tailored to your specifications. There are multiple options for magnetization direction, including thickness, length, axial, diameter, radial, and multipolar. Applications span across various fields such as computer hard disk head drivers, erasing heads for cheap cassette recorders, ignition switches for mechanical electronic cigarettes, door locks, mobile phone speakers, haptic feedback and autofocus actuators, children's magnetic building sets, and magnetic jewelry clasps. OPEN-Magnets specializes in providing these customized solutions to meet your specific needs.