In a hard-to-reach area, it can be frustrating to place a nut properly when you need to thread on a bolt from the other side. Here’s a slick trick. Glue a small rare earth magnet to the end of a paint ...

There’s a trick in the world of plastic enclosures. The threaded insert is a small cylinder of metal with threads on the inside and a rough edge on the outside. To make a plastic part with a hole for ...