This refers to an entire class of products made for public areas. These are often required by fire inspectors in locations where groups of people are meant to gather. These are only installed on out-swinging doors, and must open freely when anyone presses against the door. They can include exit alarms. Some people might call them “crash bars.” There are many issued to consider when selecting and installing panic devices. These include whether the door is used frequently or virtually never; whether the door is insulated as a fire and heat barrier (a fire door); and whether access from outside is needed. The height of the installation and type of device required is also regulated. A professional locksmith should be familiar with local requirements and can select and install the right product to protect your property and ensure the safety of all guests.Pick
This refers to both a method for opening locks without the key and for the tools used to do this. Possession of burglary tools is illegal in many states. Also, locksmiths spend years cultivating a knack for picking locks. Simply having the tools does not guarantee success. Also, some locks are more resistant to picking than others. See also high-security.Progression
This refers to a method of fitting a key. This is a common method used when one lock from a vehicle provides only part of the information needed to make a complete working key. It usually involves the use of a chart or computer software that helps the locksmith generate a list of the possible keys for the lock(s). The locksmith can then make a series of keys to try. It sounds complicated, and it is. But professional locksmiths know that it can save hours of disassembly work!