I don't think this will stand up to much abuse, but for some it might be handy for taking tools to an event:

http://madmodder.net/index.php?topic=4770.0

Use washer stacks next to the handles to create grasp cut-outs.

Recommended product is "Great Stuff" by Dow Chemical

Otherwise it is layout and Forstner bits in hardboard (Masonite®), a jigsaw, filing, and a protective coating. Or Photocopies lacquered to pegboard :-)

Ron