Wand Pointer

thingiverse

The professor had a custom prop created, which was printed using an Ultimaker 3 with dual extruder nozzles to achieve the desired texture. The print speed was deliberately slowed down to 50mm/s to enable the threads to set properly. Additional documentation is available at http://3dprinting.illustratingmath.com/wp-admin/post.php?post=1797&action=edit.