used cheap harbor freight Milton quick disk connects (on sale) bolted through the cabinet. I only add a space when I add a tool so if there is a empty place I will no a tool is not put up. Also nice for lube them before putting them up.
Inspiration - Cool Work Bench - The Garage Journal Board . Adi could make his work bench with curved leg support on piano hinges that fold in, and then the countertop hinges down on top of folded leg supports.
How to Build a DIY Workbench: Super Simple $50 Bench