Another important point.
Before using steel, it needs to be annealed.
To do this, heat the workpiece to a bright red color and let it cool just in the air.
this will guarantee the softness of the steel and a good result.
this procedure is required.
Before work buttons
We use a lot of lubricant.
you can use graphite automotive grease.
We press the button with a press, you can adapt a car jack who does not have a press 😉
Below is a link to an example of how this is done.
This video uses our button.