The original FC9000 series handle still has a certain chance of breaking after two improvements, and Japan has also made a third improvement, but it will take time.Therefore, we refer to the idea of the previous generation FC8600 metal handle and design a metal handle suitable for FC9000, which is easy to install.On September 28, 2022, unfortunately, the CE7000 series also started to break, and we have developed a new wrench.Metal handle, lifelong use