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In this video, I am making a toggle clamp that I designed myself. This toggle clamp, which I made using wood, was extremely sturdy. If you want to make this simple toggle clamp, which is a very simple and useful compression tool, you can download the free PDF-Dimension

Making Video :
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PDF Download : Wooden Toggle Clamp Plan
Did you see this ? Clamp related topics
I print a Cyclone Separator file that I downloaded from the internet on a 3D printer. I'm trying to make a Dust Collector using the resulting Cyclone Separator.

You can use it both to drill 90 degree holes and to drill holes in the depth you want. It also works for joining two woods together, you can see in the video.