a holding device consisting of adjustable jaws that center a workpiece in a lathe or center a tool in a drill
is a part of
a tool with a sharp point and cutting edges for making holes in hard materials (usually rotating rapidly or by repeated blows)
is a part of
a rotating power drill powered by an electric motor
is a part of
machine tool for shaping metal or wood; the workpiece turns about a horizontal axis against a fixed tool
is a type of (narrower)
a device for holding something