noun
hobbing machine
A machine tool used for cutting gears, splines, and sprockets via a rotating cutter called a hob. Technical term in manufacturing and mechanical engineering.
この工場では、ホッビングマシンを使って歯車を加工しています。
In this factory, they use a hobbing machine to cut gears.
Variant with interpunct, sometimes used for clarity.
Borrowed from English 'hobbing machine'.