it's a never-ended model of mine, Mario. Yes, 3 small steppers, just to try; anyway if (
if) I'll succeed, I'll post the whole project here; I bought the steppers and the circuit board 3 or 4 years ago, but I started building the cnc only few months ago.
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Not so firm by the way (the shelf). As usual I haven't completed the job as I had to, in the end I get bored with doing the same thing for too long and I start hurrying up. Below what happened:
now in - say - 10-12 years I'll add the missing screws…