What is the difference between m4 metric oval head screw and UNC oval head screw?

What specifications do oval head screws have? What is the difference between m4 metric oval head screw and UNC oval head screw?

Oval head screws have many specifications, are also innumerable, apart from metric UNC system, different customers need different length of oval head screws. For example, m4 metric oval head screw specifications can be M4x6, M4x7, M4x7.5, M4x8…M4x200…M4x500 etc, no matter what you need metric M4 oval head screws, Shi Shi Tong can be customized to your needs.

What is the difference between m4 metric oval head screw and UNC oval head screw?

The biggest difference between metric M4 oval head screw and UNC # 4 oval head screw is that thread diameter and thread pitch are different. Of course, their head diameter and thickness are different. M4 oval head screws and UNC # 4 oval head screws are two completely different sizes of screws. You can refer to the following drawings for specific dimensions:

If you want to find m4 metric oval head screw please contact us: annie.li@szsst88.com whatsapp: +86 18124507113