plastic ratio divider calipers
Description
Plastic ratio caliper/divider Inspiration from Numberphile video: https://youtu.be/PsGUEj4w9Cc See also: https://en.wikipedia.org/wiki/Plastic_number You will need (1) of each STL file, except for the pin, of which you need (7). When assembling, I added a drop of glue to the tip of each pin to lock it in place.
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