This was designed to hold 2 sets of 11 wrenches each in a toolbox drawer (1.75" x 17" x 7.75"). You will need 1 frame per set. Adjust distance between the wedges as needed based on the thickness of your wrench set. Consider magnets to hold the organizer more securely to your drawer.
This thing was made with Tinkercad.
Edit it online https://www.tinkercad.com/things/hjxfqVH2jx7