The use of a master key and constructive entry technique is only allowed to a locksmith. Common people who know these techniques and try it on someone’s door will strictly be considered against the law. Do many common questions arise regarding the appearance and functionality of the master key? a master key is a unique type of key designed by a locksmith. This key is specific for a particular series of locks. If you have noticed the normal key its construction contains ahead along with head a tail is attached on which blanks are crafted. These blanks provide a unique identity to every key used for a specific lock. in case of master key, locksmith design it in such a manner that the size of blank is short so that it can easily get into the key whole crafted on the lock.
Emergency Locksmith always carries a master key with them. For bypassing the lock locksmith use various tools one of the most preferable tools used by them are tension wrench tool. It is small in size and a combination of both master key and tension wrench tool makes unlocking easy.