Milwaukee M12 Tool Holder, Non Latching.
Revisited the concept and this seems better. :)
Includes files for holder tilted eight degrees to balance drills and a non-tilted version for other tools.
Old file https://www.printables.com/model/474345-milwaukee-m12-light-duty-tool-holder
Edit: Added files with 20mm spacing on mounting holes.
Edit2: Added 5mm and 10mm spacers for use with the straight tool holder file.
The author marked this model as their own original creation.