You re in a hurry and turn the key too hard when locking the door.
My key broke in my door lock.
Insert the tip of a pair of needle nosed pliers into the keyhole.
Key being turned when not fully inserted.
Suddenly you re standing there with half the key in your hand and the other half stuck in the lock.
Holding the key whilst pushing the door open causing it to bend and then break.
Insert a screwdriver into the lock and turn it back to its default vertical position.
It s a frustrating experience.
If the key broke off in lock after you ve closed the door you may be unable to reopen the door until the issue is resolved.
What s visible to you the face of the plug is the small circle.
Most tweezers are inappropriately sized for this task and will just end up pushing the key farther into the keyway.
Try to grip the broken key and pull it out.
If necessary take the entire cylinder to a locksmith or have a locksmith come to your home.
When a key breaks off in the lock most people go right for the tweezers.
If the key broke inside lock before the door was shut you ll be unable to lock the door thereby leaving your home car or office at a greater risk of theft.
The keyhole plug in a pin tumbler lock found in deadbolts and key in knob locks is just one part of a larger locking cylinder.
Use needle nose pliers to extract a broken key.
As a last resort remove the lock cylinder.
The reason why your key has broken and snapped in your lock will be any of the following.
Your main concerns should be the thickness of your tweezers and how far the broken key is in the lock.
Insert a stiff wire into the cam slot at the back of the cylinder and push the key out.
Older keys have weakened spots that cause breakage.