20 Keys Steel Key Box. Size: 200 x 160 x 75mm. This key box lock is designed as a key lock type, with a zinc alloy lock cylinder, durable, easy to open and close, and easy to operate. It is equipped with 2 keys, one for daily use and the other for backup. After the keys are stored, how to correctly distinguish the key types? We are equipped with hooks and colored labels , and the labels can be written on, clearly distinguishing the key types, and finding keys is fast and time-consuming.select high-quality Solid steel plate, hydraulic stretch forming, firm, reliable, durable; overall electrostatic spraying, corrosion resistance, anti-aging; environmental protection and no smell, can be used for a long time; corners Rounded, safe and anti-knock; durable hinges connect the cabinet door, open and close smoothly, with cushioning and no noise. Indoor wall-mounted installation! There are 2 screw holes reserved on the back of the cabinet , which is easy to install on the wall.