When drilling flat surfaces drill bits tend to wander a bit. A center punch is be used to keep those wandering bits in check. What if you don't have a center punch you ask? Well here is a trick which uses common items laying around the shop. I used it while helping Tim
with his truck rack and he said I should do an instructable for it. So recently while I was working on my own microwave transformer welder I found a perfect opportunity to snap a few pictures and write one up. Here we go.
You will need:
A Screw or a nail
A Hammer or other impact persuasion device
Something to drill