On the "Watch Part ?" it has no threads, But does have a
Channel that would bake it Turn Freely in a Circle.
This is Why I'm Almost sure it's a Watch Part.
On the "Watch Part ?" it has no threads, But does have a
Channel that would bake it Turn Freely in a Circle.
This is Why I'm Almost sure it's a Watch Part.
Usually the threads are on the coupling and what you described as the channel allows it to be threaded on. The ridges allow it to grip the box so it wont slip when tightened down.