Tim Carter gives a few tips on how to install a metal peg board. These steel modular panels have holes like regular pegboard, but it uses these new fantastic pegboard hooks that interlock into vertical slots. So when you put a tool on or take it off, the hooks do not come off. These are great pegboard accessories. These steel peg board panels come in different sizes and they attach directly to your wall. The panels are about 1/2 inch thick and come with their own mounting screws.