Category: Knowledge

Have community mailboxes become “chicken ribs”?–Make says that mailbox lock still deserves attention. In the era of letter, the mailbox is one of the important tools for carrying our shuttlecocking letters. As communication

1. When the door is closed violently (mostly closed by a sudden gust of wind), the horn lock tongue is easy to get off the hook, or the door is

Instructions for using the cam lock (1) When opening and closing the door, you need to screw the bolt into the lock body, and then let go after closing the

cam lock, also known as cam lock, is a type of lock with extremely wide application. The scope of application includes: smart equipment terminals, financial equipment terminals, electromechanical equipment, cabinets,

A-level lock: At present, the A-level anti-theft lock keys on the market mainly have a flat key and a cross key. The internal structure of the A-level lock cylinder is

When buying a cam lock, many people will ask if the cam lock is difficult to open, should I add some oil? In fact, it is not used. The cam

1. Pay special attention when installing the spherical door lock. Only the end with the insurance can be removed before installation. Never remove the end with the key for installation.

Use and maintenance of door locks: 1. Never add oil to the lock core. If the key is not flexible to open, put some pencil core scraps into the key

1. Features     Nowadays, there are many kinds of locks on the market. As far as door locks are concerned, they are classified into door locks, bedroom locks, passage