[Ben] built this box joint jig a few years ago as a computer-controlled device that slowly advances a piece of wood on a sled, allowing him to create precise, programmable box joints. The design ...

This software is used in a screw advance box joint jig as it s shown on the youtube video https://youtu.be/NJFSuEncSqo?list=PLBW3QMLH63V2iZNUMlxDlf6X9UJRqANAe Always ...