Top Reasons that Keys Break in Door Locks

Top Reasons that Keys Break in Door Locks

Keys can break off, bend, or crack while the inside door locks for a wide range of reasons. These vary from metal degradation in the lock cylinder mechanism or the key itself to warping, swelling, and shrinking due to temperature fluctuations, improperly installed lock, and misaligned door frames. In this blog entry, the Chicago broken key extraction experts here at Chicago Locksmiths will detail the main reasons that keys can break in door locks.

Common Causes of Keys Breaking in Locks

  • Keys are cheaply made with soft metals like brass or nickel
  • The lock is broken, or in highly degraded condition
  • Too much force is applied to the key when locking or unlocking the door
  • Humidity or warm weather has caused the door to swell, bow, or warp
  • The lock is grinding and hasn’t been greased

Are there any ways to stop keys from breaking?

The most simple method of key breakage prevention is to regularly lubricate locks – ideally with a graphite lubricant but even WD-40 will suffice. Stay aware of signs of poorly lubricated locks. The lock might start sticking, or stop turning smoothly. If you notice that your key has become worn out, get a spare key made before throwing it out.  Signs of breaking keys include twisting, obvious visual flaws, or constant sticking.

What do I do if my key breaks off inside my lock?

The best thing to do is to contact a licensed broken key extraction technician like those here at Chicago Locksmiths. However, if you want to attempt extracting the key yourself, only do so if a major part of the key is still protruding. Then grab the exposed key end with pliers, and apply spray lubricant to the key and lock. Then try to gently remove it. If you can’t solidly grab the key, don’t force it or poke it, as this can further damage the lock.

How can I avoid further damaging my lock>

Never force a broken key in or out of a lock, or try to forcibly turn it. Never try to use drills, glue, scissors, hair pins, or safety pins to toggle or interfere with the lock.

Can I get a new key made from a worn out one?

Yes! This of course depends on the level of key wear but the expert key replacement team here at Chicago Locksmiths can create a new key from a damaged key. In situations of severe damage, we can also fully replace your lock.

What other broken key extraction adjacent services does Chicago Locksmiths provide?

Our team additionally provides brand new key creation service – creating you brand new keys cut from code to match your specific lock (even car locks.) Our team can repair all manner of lock issues, and can rekey existing locks to solve a plethora of issues without having to replace your existing locks. We additionally provide expert, rapid arrival emergency lockout service for homes, businesses, and even vehicles throughout the Chicagoland area – 24/7 hours a day, on-demand.

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