Throughout this site we use many technical terms, and given the breadth of readership our site enjoys, sometimes we are remiss and incorrectly assume everyone knows what we are referring to. For those that do not, here are some explanations of the technical terms use.
Drill Gauge
Flat piece of metal drilled accurately with holes in a progression of sizes, all marked on the face, which readily allows the size of Morse (twist) drills to be ascertained.
