Traditionally, if you wanted to learn the drums, you found a teacher in your area, booked a lesson and started on your merry way to becoming the next John Bonham - that’s how I learned. But in this ...
I would start with a simple machine, that offers quality, like the Titan PL3500 or Graco 3400, as well as a "Starter" Stencil Kit If you are starting out, try to find a mentor, or join a group ...
To actually etch a design in a piece of metal, simply place the piece on a metal plate, put the stencil down, and hold a felt-covered electrode moistened with electrolyte down over the stencil.