You could even 3d print it: https://www.youtube.com/watch?v=spvYDhja1mo https://www.youtube.com/watch?v=spvYDhja1mo (or try finding used etching presses). Thoug

You could even 3d print it: https://www.youtube.com/watch?v=spvYDhja1mo https://www.youtube.com/watch?v=spvYDhja1mo (or try finding used etching presses). Though there is also the question of ink price, and ultimately an industrial printer may work better at small scale.