3/8" socket gridfinity tray

Gridfinity 3/8" drive socket tray designed for Tekton SKT15311. No skip set 6 to 24 mm, ¼ to 1"

Will likely fit most brands, here is a spreadsheet with the dimensions of the sockets.  https://docs.google.com/spreadsheets/d/1QFnYXpDhvCa6dEwPh9y_-w6rB4GPtKs6jty5skMzFWc/edit?usp=sharing

Gridfinity is a modular storage system that uses a matrix of squares to organize bins and other items. It's designed to help you work more efficiently.