drill bit
noun
Words nearby drill bit
driftless area,
driftpin,
driftwood,
drifty,
drill,
drill bit,
drill chuck,
drill corps,
drill down,
drill pipe,
drill press
Example sentences from the Web for drill bit
The bottom of the hole is kept clean and the drill-bit cooled by a stream of water passing down through its hollow shank.
In the Leyner drill the drill-bit is not connected to the piston, but is struck a quick succession of blows by the latter.