Q:Work in the morning to lock the door, locked the two. But accidentally lost the key, can not find it back. Do not want to find the lock company, bought a new lock cylinder, but also know how to change, but the door is not open how to remove the screws? The Is there any good way? The Hurry. The The Seek expert advice ah! The

Pieces have not seen ah. Property companies and unlock companies. And to produce ... valid documents. Hey hey

Q:My stainless steel door key is very bad, dark whistle is always off, there is the keyhole is difficult to turn, close the door is very convenient door, please know how to deal with, change easily, easy to switch?

Should use colorless and transparent, good water resistance, low temperature resistance of the whole synthetic grease. Tao full 130 grams of toothpaste tube packaging, the effect is good. Avoid using ordinary butter, low temperature will freeze, durability and water resistance can not meet the requirements.

Q:Security door key broken in the door, and how to take out

If the above methods are no way to solve, then only to find a locksmith, and unlock the lockers are uncertain, only for a security door lock core.

Q:How does the quantum lock B key use?

The amount of the amount of the door latitude lock 2, there are ABc key and AB key two, the first A key 2 c key 1 B key 5, the c key into the rotation 360 degrees A key automatically fail B key Can be used. The second is a B key with a key failure, can only use the B key ... ...

Q:Anti-theft door lock into the key

Lock is the need for regular lubrication maintenance, otherwise it will open difficult, rusty, and even twist the key, or the internal lock block is not open.

Q:Home is equipped with a step anti-theft door, with AB lock. Decoration is the use of A key, and now renovated, and would like to use the B key, just look at the Internet with the B key inserted into the keyhole rotation lock cylinder turn (circle), A key to lose the unlock function, ask The 1, B key need to use the first A key to open the door lock, or lock it? 2, B key is used from ...

After the renovation, with the B key (whether it is closed or open the door) in the door into the keyhole lock cylinder rotation above 360 degrees on the line, and then return to pull out the key, and then take the A key into the keyhole to see if the rotation was moving , The rotation does not move to explain the A key to lose the role, you can destroy the A key, do not litter (knowledgeable people can still take to make the key to unlock). If the A key can also rotate on the instructions can unlock, and then repeat the previous operation on the line. (The above is only for the AB key, there is a ABC key)

Q:Home decoration ~ room locks generally have to bring the key? I feel a little trouble with the key

Generally no need, if you do not want anyone to casually into your room, then take.

Q:What are the key types of electronic door locks?

Electronic door lock type - Introduction of electronic door lock Electronic door locks refer to the use of programmable memory and data reading devices whose keys are difficult to reproduce. The key has a 3.5 × 3.5mm dedicated electronic chip, there is a specific password. When the key is inserted into the keyhole, the password is fed into the memory in the lock, generating a magnetic field and generating a voltage in the coil on the chip as an unlocked power source. If the key in the key matches the lock, the lock is opened The Lock password can have 10 more than 13 times the combination, so in the next few decades can be assured to use. But can talk about some of the practical or some of the popular or key electronic password lock.

Q:Anti-theft door lock key cross good or flat good

The cross is better than the flat cross is very difficult to open the flat is not the same friends

Q:How to change the security key of the security door into a formal key

Holding the key is a few laps to turn the key to automatically fail! And then you use the decoration key in the test to see if you can open! To prove that it has been scrapped