Quote Originally Posted by totts View Post
Im a little confused at how this works, so whats stopping it from engraving too deep on the high spots? As gradually the spring pressure will engrave deeper? Or am i looking at this totally wrong?
How deep is controlled partly by feed rate and spring pressure. Go slow and with stronger spring and it will cut deeper.
There is some trial and error to using them but when dialed in they work good. I made my own as well and it took a few goes before dialed in.