knurled bracelet (parametric)

Print Specs
2 shells
5-15% infill (depending on how hard you are on your jewelry)
no support

The SCAD is not yet user friendly, so it may be a while before all the parameters work properly.
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Here is a video of knurled bracelet MK1 being cast.
https://www.youtube.com/watch?v=M9JKM8mq_nE
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Here is a video of knurled bracelet MK1 being quenched after casting
https://www.youtube.com/watch?v=FjijGyVOLpg
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More about the "lost PLA casting" process can be found here:
http://open3dp.me.washington.edu/2014/11/rapid-manufacturing-mk3-detailed-walkthrough-troubleshooting-guide/