Durable material: The eccentric cam lock of the drawer cabinet is made of Zi alloy, which is durable and has very good resistance to oxidation, water and rust. It has strong resistance to corrosion and abrasion, and can be used for a long time. Security design: Each lock is equipped with two identical keys. Different keys use different locks and cannot be opened by other keys. They are unique. Matching key can only open the lock correspondingly, which greatly protects your privacy. And the Security property. Easy to install: The cam and cam nut are easy to install. First drill a 17x17mm oval hole, 19mm in diameter, pass the lock body through this hole, secure the lock body with a hex nut from behind, loosen set screw, and tighten the baffle after installing the baffle. The screws are good. Easy to use: Use the key to turn 90 degrees to open, and the key will move when turned. It is used for quick opening and secure locking. You can remove the key from the locked and unlocked position, which is easy to use. Wide range of applications: mailbox locks are suitable for cabinets, mailboxes, cupboards, desk drawers, storage cabinets, tool boxes, cupboards, storage boxes, safes and other furniture and drawers which must be locked.