Amazing new tool i reinvented the file

[PB Machines]

Thanks for watching so many ways to expand this device I made my block expand with the least moving parts so it’s easier and faster to make.If get enough interest in my tool I’ll make one for a video

[Karl_H]

If get enough interest in my tool I’ll make one for a video

I would love to see how you made it.
First choice - prints.
Second choice - video.
Third choice - a couple photos with the removable plate off.
Fourth choice - back of an envelope sketch.

Thanks for posting.