noun
: a shoulder in a machine tool made by grinding a groove parallel to the cutting edge or by attaching a plate to the top to form a wall against which the chip produced in turning or other machining will be broken up
noun
: a shoulder in a machine tool made by grinding a groove parallel to the cutting edge or by attaching a plate to the top to form a wall against which the chip produced in turning or other machining will be broken up
Webster's New International English Dictionary. Новый международный словарь английского языка Webster. 2012