broach

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Related to broaches: brooches

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 ?
In addition to the Harrison, Michigan manufacturing facility, Federal operates plants in Greer, South Carolina, and Plantation, Florida for the production of Southeast Broach-brand "Pine tree" type broaches. The company also has holdings in a cutting tool service facility for broach re-sharpening in Queretaro, Mexico.
So, now the process is manageable--without deburring, inventory of broaches, or failures due to compressive stress.
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).
The Spiralglide tooth face broaches the part at an angle, so it is actually shearing the workpiece.
The catalog has a pictorial index and describes a complete line of standard keyway and hole broaches; broach sets available off-the-shelf from industrial distributor stock.
The broaches, which may reach 9 feet in length and weigh more than 2000 lb, can have as many as 20,000 cutting teeth on a full-form broach assembly.
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 design relies on electronic control of simple tools, rather than dedicated broaches.
One of our most recent improvements in broach manufacturing is grinding the tooth gullets of hardened M-2, M-3, M-4, and T-15 toolsteel broaches to full depth from the solid in a single creep-feed pass.
Blind holes can be broached by limiting the travel to a series of short push-pull type broaches.