① the honing when the, the workpiece mounted on the the Hone Tube work bench or jig, having a certain the Whetstone strip honing head insertion hole machining by the machine tool spindle is rotated and for axial reciprocating movement. Whetstone article in contact with the hole wall to a certain pressure, and the very thin layer of metal can be cut away. The honing head spindle generally into floating joins.
② honing head mechanically pressurized pneumatic or hydraulic automatic voltage regulator several kinds. Diamond Blade head shown in the drawing as mechanical pressure, the actual production of a multi hydraulic regulator.