Thumb Tack
thingiverse
A small thumb tack. Bends really hard, so I'll leave this one up to the metal 3D printers. http://bit.ly/metal3dgoogle (In case you were wondering, that link goes to a google search on metal 3d printers.) :) Thanks!
Download Model from thingiverse
With this file you will be able to print Thumb Tack 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 Thumb Tack.