empty spool sundial that adjusts
thingiverse
Use an empty spool. Cut off one end using a regular hand saw. The dial print just slides on and the 's' shaped spokes keep it in place. Just slide the dial to the correct time to adjust. The sled and base have screw holes for 3mm nuts and bolts. The nuts go into the slots and allow for a very tight fit. The arrow points to the degree scale. This is in 10 degrees and the '3' stands for 30 degrees with each bump 10 degrees. The gnomon is 2.5 mm a coat hanger or #12 copper romex is 2.5mm dia. About 5 inches.
With this file you will be able to print empty spool sundial that adjusts 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 empty spool sundial that adjusts.