Choose a box with heavier materials, like steel or zinc.
33+ Hide A Key Box With Magnet. This style is magnetized so you can hide your keys anywhere that a magnet sticks, such as a car or boat. Some magnet styles can also lock.
Hide A Key Master Lock Key Box Car Magnetic Key Holder Large Magnet Locker Hider from i.ebayimg.com
This hides all comments until you hover over them, but shows all text that would otherwise be hidden by spoiler tags. Used to lock the passthru, engage valet button and then give valet the plastic key? Easy to access and it is hidden.
As a matter of fact hide a key units for spare keys are designed to put your spare key in a sealed wrapper and slide the case closed.
As a matter of fact hide a key units for spare keys are designed to put your spare key in a sealed wrapper and slide the case closed. A magnetic keyed lock does not rely on electricity to secure the device. Public key crypto won't hide the key any better, but it might make it harder (or theoretically impossible) to make a key generator, if you're doing a licensing scheme. Some magnet styles can also lock.
