2x5x3/4 Grdifinity block to hold the Crescent Brand Miniature Cutters & Needle-Nose Pliers Set
https://www.amazon.com/Crescent-Miniature-Needle-Nose-S2KS5-Hobbyist-Electronics/dp/B002Z9Y07I
The tools sit below the “lip” so you can stack additional items on top.
The author marked this model as their own original creation.