loop knot tool (figure of 8 knot)
thingiverse
print solid and at 100%, can be printed bigger for larger loops. For how to use, see this video i found on youtube (not my video) https://www.youtube.com/watch?v=D_aggG47-UA
Download Model from thingiverse
With this file you will be able to print loop knot tool (figure of 8 knot) with your 3D printer. Click on the button and save the file on your computer to work, edit or customize your design. You can also find more 3D designs for printers on loop knot tool (figure of 8 knot).