1 first you want to make an expanded template for your box out of cardboard paper etc.
Diy sheet metal tool box.
Crosscut the inner and outer corner supports and bore 7 64 inch pilot holes through them and the corners of your box so that they make a sandwich.
Before you start constructing any project you should have some semblance of a plan.
That plan can be.
You will need to build from the ground up for this project which means we need.
Saved by perochiel martha.
Sheet metal tool tray step 1.
Cut tray metal to size.
Use the corner notcher to cut out any right angles.
Homemade sheetmetal toolbox constructed from 035 sheet stock plywood veneer square tubing rod sliders and drawer handles.
This is meant for makers novices and craftsmen alike.
Inner support box corner then outer support.
I have a graph paper drawing in the pics below but its not for this box 2 trace your template on to your piece of sheet metal as pictured i suggest 20 22 gauge steel 3 cut your piece into the same shape as template.
Tools materials and parts list.