centre bit


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Related to centre bit: Centerbit, twist bit

centre bit

n
(Mechanical Engineering) a drilling bit with a central projecting point and two side cutters
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Noun1.centre 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"
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References in periodicals archive ?
She has two rooms upstairs, an en suite and a centre bit where her desk is so it's almost like a little apartment but without a kitchen.
I was passing a town centre bit and a shop with people painting fingernails with mad designs.
The centre bit, with all the buttons on it, was fixed and only the outer rim turned.

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