The Z-COLOR combination vise is designed to hold small workpieces. The painted jaws are not ground, i.e. there is some tolerance in holding parts. The movable jaw has a cast guide with about 2mm lateral play, 2mm axial play and 2mm torsion play.
https://www.amazon.com/Z-COLOR-Opening-Parallel-Sculpture-Carving/dp/B0721SJ54L

