Homemade cross vise. By DIY terafox. 14:35 video:
https://www.youtube.com/watch?v=MNEiGNV_A-0
Previously:
https://www.homemadetools.net/forum/...764#post148158
https://www.homemadetools.net/forum/...553#post147383
https://www.homemadetools.net/forum/...935#post144699