19mm and 27mm motor wrench
thingiverse
These motor wrenches have been freshly designed with http://www.thingiverse.com/thing:981384 in mind for 19mm and 27mm motors, which are the standard sizes used by many quadcopters and smaller drones with 130 or so rotors. To achieve optimal results, you'll need some extra M3 screws, a lock nut, and a washer on hand.
Download Model from thingiverse
With this file you will be able to print 19mm and 27mm motor wrench 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 19mm and 27mm motor wrench.