Handle lock, which is divided into split lock, connected lock, and three bar quick lock. The product materials are various, including zinc alloy, stainless steel, copper, and aluminum alloy. In terms of style, there are three types of indoor door locks: European, Chinese, and modern minimalist. In o

1. Take necessary protective measuresDoor locks expand and contract steadily due to thermal expansion and contraction, especially in winter, where the seasons change, the weather changes significantly, and the temperature difference between indoor and outdoor is large, so protective measures should

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

1. First, we first remove the broken handle. The anti-theft door handle is usually removed from the inside of the room first, because the screws that fix the handle are inside, so you only need to remove the screws first.2. It is relatively simple to remove the handle. After opening the door first,

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