center bit


Also found in: Thesaurus, Acronyms, Encyclopedia.

center bit

n.
A drill bit having a sharp center point, used in carpentry for boring holes.
ThesaurusAntonymsRelated WordsSynonymsLegend:
Noun1.center bit - a bit with a sharp center point for guidance and two side cutters
bit - the cutting part of a drill; usually pointed and threaded and is replaceable in a brace or bitstock or drill press; "he looked around for the right size bit"
Mentioned in ?
References in periodicals archive ?
The system's center bit is connected directly to a DTH hammer and the ring bit is attached directly to the casing being installed.
The coupling between the center bit line (the victim) and the two lines on either side (the aggressors) is negligible compared to the adjacent coupling, and can be ignored.
If the center bit has a flat spot on its shank, align this with the setscrew.