High Quality Anti-rust Material: The Mailbox Lock Is Made Of High Quality Zinc Alloy, Chrome Plated, Corrosion Resistant, Never Rust, Never Crack, Durable. High-quality and safe materials ensure a reliable and safe experience. The password can be reset: The original lock code password is 000, and there is a hole behind The Lock Code. Press the hole with the stick, then dial your new password at the same time, remember this password, and finally release the stick and your password, the process is very simple and convenient. High Strength And Durable Construction: This Mechanical Code Lock Is Made Of Cast Steel Parts And Stainless Steel Finish. The Mailbox Lock is Durable, Ideal for Storing Small Objects, and Provides Great Privacy for You and Your Family. Keyless Code Mailbox Lock: Unlike the Ordinary Lock, Our Code Lock Does Not Requires No Key. You just need to remember the password to open it at any time. This reduces the risk of not being able to open the lock due to a lost key. Wide range of applications: The lock code can be used for file cabinets, mailbox lock , Drawer Locks, Latch Plate, Latch Plate, Etc. Ideal for locking any type of object, ideal for utility.