tap extension
cults3d
Extension to drill deep holes for M3 taps. Print upright. This extension is best suited for threading soft materials like plastic, as it may not be able to withstand high torque forces. However, I successfully used it to tap the threads in this design: https://www.thingiverse.com/thing:3385781
Download Model from cults3d
With this file you will be able to print tap extension 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 tap extension.