Vacuum hold down table for CNC machine. By Brian Way. 4:30 video:
https://www.youtube.com/watch?v=q--zr3FyPrc
Previously:
https://www.homemadetools.net/forum/...920#post148746
https://www.homemadetools.net/forum/...031#post140894
https://www.homemadetools.net/forum/...765#post118842
