Voron Drill Guide
thingiverse
I created this to help me drill into the aluminum extrusion. Slide this onto the aluminum extrusion, line it up with the end and the hole with be at 10mm from the end. You could use a clamp to help hold it in place while drilling.
Download Model from thingiverse
With this file you will be able to print Voron Drill Guide 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 Voron Drill Guide.