Quote:
Originally Posted by rsisk
I watched that video and what I don't understand is how they make the parts like the worm screw. Obviously there are parts of the screw mechanism that cannot be scanned, how does the printer know how to make the "hidden" portions of those parts?
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TV magic indeed. They scanned the wrench, but then had to actually design the pieces inside. Once designed though printing is trivial (but that wrench took 2 hours to print).