Material: The combination lock is made of zinc alloy, which is sturdy, precise, safe, corrosion-resistant, and durable. Modern: The surface of the password lock is chrome-plated and has a metallic luster, which is modern and beautiful. Easy to Use: This lock has a 3-digit password, its original password is 000. You can change them according to the method described in the following product description. Convenience: Use this secure mechanical lock, you no longer need to carry the key and no longer worry about losing the key. Application: It can be used for filing cabinet, mailbox, drawer, locker, shoe cabinet, staff cabinet, wooden furniture, metal furniture, etc.