A magnet is a piece of objects that produces a magnetic field and attract ferromagnetic materials, such as iron,steel etc. Nowadays they are available in various shapes and sizes ar per industry requirements. Generally ferrite permanent magnets and rare earth neodymium magnet are used.
This DC 12V Cabinet Door Lock Electric Lock Assembly Solenoid can be used for locking sell-machine, storage shelf, file cabinet and etc. Solenoid lock has a slug with a slanted cut and a good mounting bracket. The hidden way of unlocking can be used ..