I lost my security door key, do I need to change the lock core? Do I need to replace the lock cylind

Updated on Security door 2024-09-09
3 answers
  1. Anonymous users2024-01-24

    It's best to change the lock cylinder to be on the safe side.

    You don't need to match the brand, as long as it can match the internal structure of your lock, you can have a lock cylinder 70-150, depending on the quality.

    If you can't change it yourself, you have to ask a professional lock changer to come.

    Because there are also a lot of internal structure problems.

    That's why it's hard to do it yourself.

  2. Anonymous users2024-01-23

    The easiest way is to call a professional locksmith to change the lock cylinder, and the price of changing the lock cylinder is generally about 80 yuan.

    In fact, it is very simple to change the lock cylinder, open the door handle down, twist off the threading screw, and you can remove the lock cylinder.

    You go to buy the lock cylinder yourself, and measure the thickness of the door leaf clearly. Yes centimeters.

    The best lock cylinder is Baodean's, and the retail price is more than 50 yuan.

  3. Anonymous users2024-01-22

    The cost of installing it yourself is about the same as asking someone else to install it. It's more expensive for you to buy locks. And you don't know how good or bad the goods are.

    You didn't specify what kind of lock your lock is, such as a handle lock (with a handle pressed down), an automatic lock, or something else.

    The key is lost, if you want to be reassuring and down-to-earth, it is best to replace the lock cylinder. It is not necessary to change the lock cylinder of the original security door brand, but the size and length and the wire eye are consistent. Changing the lock cylinder ranges from tens of yuan to two or three hundred yuan.

    AB lock type handle lock selects the cylinder length according to the thickness of the door. Other locks are selected according to the filigree eye, the position of the tongue popping out, the size of the lock, and so on.

    Automatic locks and AB locks are a bit difficult to install, and you can't install them if you remove the locks yourself. You can't buy accessories even if you drop small things.

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Find a professional to open the anti-theft door to change the lock, there are advertisements everywhere in the community, about 120 to 200 yuan.

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When looking for the lock first, let the master use the insert to insert the door lock (the insert unlocking is not to hurt the door lock anything) to open the door and then replace the lock cylinder, so that the damage to the door lock and the door is small, and the price of changing the lock cylinder is not very expensive, in addition, it is recommended that you have better change the door lock of the password lock fingerprint lock to avoid losing the key and not opening the door.