Plug tap


Also found in: Encyclopedia.
(Mech.) a screw-cutting tap with a slightly tapering end.

See also: Tap

References in periodicals archive ?
plug tap chamfer length = 3 to 5 times pitch length
Don't; attempt to use a taper or plug tap, which because of the tapered nose would cut into the lip or end of the gas chamber.
On the above hole, use a plug tap to calculate the chamfer length: 0.