broach


Also found in: Dictionary, Thesaurus, Legal, Acronyms, Idioms, Encyclopedia, Wikipedia.

broach

 [brōch]
1. an elongated, tapered, and serrated cutting tool for shaping and enlarging holes.
2. barbed b.; root canal b.
barbed broach a thin, flexible, hand-operated or engine-driven endodontic instrument, usually tapered, with a series of sharply pointed barbs along the operative head; used for engaging and removing the dental pulp and other substances intact from the root canal or pulp chamber.
pathfinder broach root canal probe.
root canal broach a broach, usually barbed, used for removing the soft tissue contents of the root canal; see barbed b.
smooth broach root canal probe.

broach

(brōch),
A dental instrument for removing the pulp of a tooth or exploring the canal.

broach

(brōch)
A dental instrument for removing the pulp of a tooth or exploring the dentinal canal.

broach

(brōch)
A dental instrument for removing the pulp of a tooth or exploring the canal.
References in periodicals archive ?
A broach is like a single point tool with many "points," each of which cuts like a flat-ended shaper tool, although some broaches have teeth set diagonally (shear cutting).
In the past, broach machines came equipped with a system of switches and relays that controlled the length of the stroke, but were not easily or quickly reconfigurable.
"National Broach said that its new vertical broaching machine all but eliminated the conditions associated with conventional broaching machines," says Mr Jones.
Because the largest outside diameter of the piece is greater than that of the spline, the broach has to stop dead after cutting the spline and retrace its steps.
Standard set of high-speed steel broaches, bushings, and necessary shims is designed for cutting 1/8", 3/16", 1/4", or 3/8" keyways.
The broach grinder is designed to take full advantage of the inherent productive potential of electroplated CBN wheels.
This is done by pulling (or pushing) a multi-tooth broach tool over the workpiece, or vice versa.
Broach's third-person limited point of view reveals the characters deftly.
By comparison, just 47 percent of these same advisors broach FIAs when interfacing with clients holding investable assets of $100,000 to $499,999 (Figure 4).
A broach is a special cutting tool used to shape or enlarge holes.
Retailer Marks & Spencer is selling an enamel poppy broach - M&S's fastest-selling jewellery item of all time - for [pounds sterling]15.