It would require a drill, a drill bit, an accessory called a tap, and a tap wrench. First you ensure that you’ve selected a drill bit sized to match the tap by consulting a drill-and-tap chart.

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The first 5 to 8 threads of a taper tap are ground down for easy starting threads in holes that go all the way through. The tapered end cannot cut threads to the bottom of a blind hole.

This article was originally published with the title “ Screw-driver Wrench and Tap Wrench ” in Scientific American Magazine Vol. 105 No. 20 (November 1911), p. 433 doi:10.1038 ...

Most of the time, you’ll be able to easily walk to your box, grab your tap wrench and a common-thread tap and thread your widget. Sometimes, though, ...