Lock bumping

Lock bumping is a lock picking technique for opening a pin tumbler lock using a specially crafted bump key, rapping key or a 999 key. A bump key must correspond to the target lock in order to function correctly.

Lock bumping

Lock bumping is a lock picking technique for opening a pin tumbler lock using a specially crafted bump key, rapping key or a 999 key. A bump key must correspond to the target lock in order to function correctly.