Many applications, usually involving either mounting parts or routing wiring and other materials, require holes to be drilled or punched into sheet metal. As with any other typical fabrication task, ...

Q. I’ve got to install a new interior door lockset. The door has no holes in it. I’m completely perplexed at how to drill the holes. Do I just grab my jigsaw? Should I just hire a professional to do ...

Suppose you need to modify an enclosure by drilling a hole in it to install a drain (or for some other purpose). How can you do this in a way that leaves a perfect hole with a minimum of work? First, ...

Everybody needs some help occasionally. But who knew that help could come from stuff that you would normally discard, like leftovers standing in a corner somewhere or laying on a shelf gathering dust?

So let’s say you have a submarine, or a nuclear containment chamber which has walls made of thick metal. Now let’s say you want to transmit power or data through this wall. Obviously you’re not going ...