Locksmiths provide a variety of lock and key services. Locksmiths are essential professionals for many residential, commercial property and automobile owners. Many provide 24 hour emergency mobile services. These 24 hour services are essential for customers requiring lock replacements, as well as car and master key duplicates. Locksmiths also provide auto and safe door repairs and security lock picking services. Whether you need a locksmith for your car, home or office, be sure to familiarize yourself with some key terms to ensure you choose the best professional for your needs. Blade - The part of a key which slides into the keyway hole. Deadbolt - A lock that is moved into position by the intentional turning of a key or knob, rather than by spring action. Key Duplicating - The process of cutting, shaping and metalworking a key to fit a specific lock. Keyless Entry - With portable locking and unlocking capabilities, a keyless entry system may deny or allow access through the use of a remote or by entering a numerical code. Latch - A mechanical component which automatically keeps a door closed until a deliberate action is used to reverse it. Lock Picking - The ability to gain access with tools by manipulating the components of a locking device without using the original key. Lockout - When a user is prevented from gaining entry because of a lost key or faulty device. A locksmith can use tools to bypass the locking component to acquire access. Locksmith - A licensed professional with the knowledge and ability to install, service, and bypass the various components of a mechanical or electrical lock. Master Key - A key that can operate a set of multiple locks, but only for the locks in that specific set.