jig borer

English[edit]

	A user suggests that this English entry be cleaned up, giving the reason: “the definition is neither grammatically correct nor easy to understand”.
	Please see the discussion on Requests for cleanup⁽⁺⁾ for more information and remove this template after the problem has been dealt with.

English Wikipedia has an article on:

jig borer

Wikipedia

jig borer (plural jig borers)

A type of machine tool invented during the World War I era to make possible the quick-yet-very-precise location of hole centers.

machine tool