Schrader valve depressor
thingiverse
When you need to let the air out of your tire, but don't want to mess with removing and keeping track of the tiny valve core, just screw this on instead.
Download Model from thingiverse
With this file you will be able to print Schrader valve depressor 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 Schrader valve depressor.