Reasons to rekey a lock.
How to rekey a house door lock.
But while most homeowners already have the tools they need to change locks rekeying them can require special tools and those can be expensive.
To rekey a house lock remove the exterior doorknob by inserting a wire into a small hole in the doorknob.
The cost to rekey a house lock cost about 13 per lock cylinder when brought to a lock shop with the existing key.
Re keying kits are available for most lock brands but they re not interchangeable.
If you know the brand or keyhole style of your locks you may be able to buy a lock rekeying kit from your local home hardware store.
The number of locks that have to be rekeyed also plays a huge role in the cost to rekey locks.
How to rekey a lock.
Since most homes have multiple doors with multiple locks re keying can get expensive.
You save money when brought into a shop because you are providing the labor to remove and replace the lock on the door.
Locksmiths typically charge a fee to re key an individual lock even when you bring it to their shop.
As mentioned rekeying makes most sense for homeowners who prefer to have a single key that opens all of their door locks to the home or apartment.
Then take the lock cylinder out of the knob using a cylinder follower and remove the cylinder retainer ring so you can take out the cylinder plug.