I printed mine in Jessie PETG with a 0.6mm nozzle, 2 walls, and 7% infill.
The holes are sized for the following items:
Epoxy: https://www.homedepot.com/p/J-B-Weld-Clear-Weld-Pro-8-oz-2-Part-Liquid-Epoxy-50240H/303710974
Brushes: https://a.co/d/025WAtcr
Measuring Cups/Mixing Sticks: https://a.co/d/0fyUC7bg
The author marked this model as their own original creation.