Came across this demo of the SE-76 jig. The close ups are very well done, although based on the marker test, it doesn't look like the chisel was setup square?? But that is not the point here...
It would be great if Tormek did a tutorial with this level of video detail for the SE-77.
https://www.youtube.com/watch?v=MoZxSHo7I3c