In recent years locksmith come up with the new concept of locking which not only helps people in maintaining security in their areas but also help in tackling lock wastage kind of complication. The unique type of locking concept introduced in the present market is an interchangeable core-based locking system. It is compatible to use with the deadbolt series of locks, padlocks, and many other manual-specific categories of locks. in this category locks a person can also access the property by losing the original key of the lock and for that client doesn’t need to apply destructive entry on locks for that. Interchangeable core comes up with two key locking mechanisms in which the primary key is used for primary locking and the other key is used for replacing the core of the lock with a new one without providing any kind of damage to the lock body. Locksmith Newark prefers to use such types of locks at a higher level and contribute to saving the lock-based resources.