Without change lever (Automatic inverse type)
 The lever type dial gauge of this type has no change lever, the contact point inverses
 automatically in normal or reverse direction as desired and pointer turns always CW to
 improve the measuring efficiency.
Miniature Bearing Used
 The miniature bearing used as a bearing at the pivot of the contact point to show good
 indication stability without any effect by rod play.
O-ring used
 Oil resistance is enhanced by seating the O-ring in the turning sectionof the outer frame.