Features: Ensure the security of your person belongings with our high security mailbox Lock , crafted from metal metal to resist tampering and theft. Featuring a 16 mm cylinder length, these Cams Lock designs to fit material thicknesses up to 12 mm, making them Multifunction for various applications like desk drawers and cabinets. Ideal for office workers, school teachers, and Professional who need to Safely store important documents and person items. Perfect for use in offices, schools, and archives where secure storage is essential, these Lock provide peace by safeguarding sensitive materials. Each set includes two keyed alike Lock with four Key , ensuring you have enough access option for daily use while maintaining privacy and security. Specifications: Material: metal Type: 16mm/20mm/25mm/30mm/35mm(optional) Package Includes: 4 set Mailbox Lock note: Please allow 1 to 3cm error due to manual measurement, please make sure you do not mind before you bid, Due to the differences between different monitors, the picture may not reflect the actual colorful of the item.