With a 3-digit design, this mechanical combination lock allows you to set a custom password that is easy to remember. It features a thickened base for strong load-bearing capacity, ensuring stability and reliability. Crafted from zinc alloy material, this lock undergoes a polishing process that enhances its anti-rust and corrosion resistance for long-term use. It offers reliable anti-theft performance, helping to protect your privacy and secure your belongings. Available in 5 colors, this combination lock is suitable for drawers or envelope boxes with a board thickness of up to 18mm. Item Name: Password Lock Material: Zinc Alloy Features: High Hardness, Polishing Process, Easy Installation Initial Password: 0000 Opening: 19mm Fitted Board Thickness: Up to 18mm Size Details: Chassis: 4cm x 4cm / 1.57" x 1.57" (Approx.) Round Lock External Diameter: 3.7cm / 1.46" (Approx.) Notes: Due to differences in lighting and screen settings, the item's color may vary slightly from the images. Please allow slight dimensional variations due to manual measurement. Package Includes: 1 x Password Lock 6 x Screw 1 x Locking Plate