Versatility and Compatibility: This chrome-plated zinc alloy mailbox lock is compatible with all types of locks. Uniquely, it opens with the 4 keys provided. Sturdy and Durable Structure: The standard diameter cam lock offers excellent resistance to oxidation, water, rust, corrosion and abrasion, ensuring prolonged use without degradation. Practical and Easy to Use: The lock kit includes a lock and 4 keys, accompanied by 5 different locking plates. The key can be removed in the locked or unlocked position, for convenient use. Enhanced Security and Privacy: Protect your valuables and drawers with this mailbox lock, suitable for drawers, filing cabinets, safes, toolboxes, cabinets, office display cases, camper van and caravan doors. Attentive and Quality Service: The Cam-Lock kit is designed for easy use, even in the dark, thanks to a double-sided key that allows for easy insertion of the key into the lock.