The steel strip supplier tells you that the types of keys are very diverse

The key is very important to us, and it should be said that the importance of keys is very significant in people's lives!

Keys are a commonly used unlocking tool in people's lives, and the materials used to make keys are mainly copper, zinc, aluminum, easy cutting steel, stainless steel, etc. The invention of keys was later than locks, appearing in ancient Egypt 4000 years ago. There are many types of keys, including regular keys, smart keys, remote keys, electronic keys, and so on.

With the development of automobile manufacturing technology, people are accustomed to collectively referring to the devices that open car doors and start engines as keys.