M3 Key
thingiverse
A miniature key has been designed specifically for M3 nuts measuring 5.5mm in diameter. While its strength is limited, this tool effectively secures nuts to prevent movement. Simply print the key and utilize it for optimal performance.
Download Model from thingiverse
With this file you will be able to print M3 Key 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 M3 Key.