Tools/Materials:Pencils, screwdrivers, hammers, rulers, electric drills, door locks, dust plates, screws, 1" (2.5cm) chisels, hole saw bits

1. Use a card to unlockUse an IC card (identity card, bank card, etc.) to violently insert the lock tongue, shake the door handle violently until it loosens, and then look at the structure of the lock. Remove the lock handle and you can see the lock tongue inside. You need to use pliers and other to

You can use the key to open the door first, because if the internal lock core is twisted and stuck, it will not rebound. At this time, you need to add some edible oil or pencil lead powder to the lock core to lubricate it to restore it. If the handle is tight and does not rebound, you can try to twi