Mailbox lock Cabinet lock Furniture lock 16, 20, 25, 30 mm lever lock locker Specification: Lock Material: Metal Finish: Bright Chrome, Bright Nickel. High quality lock and two lock keys. Lock Size: 16mm, 20mm, 25mm, 30mm (Diameter as the picture shows) Suggested Hole Diameter: 18mm. (as the picture shows) Style: One set of keys equals one lock Package Includes: 1 x Cam Cylinder Lock with 2 Keys Notes: Please check the size carefully before you buy it, do not judge the size by the pictures or imagination! Please allow 2-3cm errors due to manual measurement. Item color displayed in photos may be showing slightly different on your computer monitor since monitors are not calibrated same. Thanks for your understanding.