tunnels
thingiverse
A personalized rendition of http://www.thingiverse.com/thing:44815 was generated using the Customizer at http://www.thingiverse.com/apps/customizer/run?thing_id=44815. The specifications for this customization include a diameter of 19, cursor set to 100, edges measuring 0.5, a weight of 11, a margin of 0.1, and type 1 with a groove of 1.
Download Model from thingiverse
With this file you will be able to print tunnels 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 tunnels.