Unlocking a doorknob without using a key is a special kind of process initiated by locksmiths. Locksmiths are best known for picking all kinds of door locks. They use some common tools and equipment for picking door locks which include torsion wrench tool, Allen wrench tool, screwdriver, long narrow z shape metal wire, wedge system, etc. Picking a door lock is not so difficult process to perform for a minimum of two-hour practice is enough. Lock picks operation without the consent of property owner and without under the supervision of locksmith is illegal in many countries. Unlocking door locks without using their key is required when you lose your key outside and can’t find a way to get inside. Locksmith New Brunswick Nj is best in performing lock pick operations; you can consider hiring them by just making a simple phone call.