Quote Originally Posted by silyavski View Post
Agree. I was thinking more of a usfull for engraving big sheets of thin material, where the material is fixed at extremities but no vacuum table
Exactly, I have more or less thought about the same thing/design in my head for working with thin wood sheets, 4, 6, 9mm ply and so on, this design isnt a bad one, for mine i considered bigger balls though and just LM type bearing units with round rail - manual adjustment.

.Me