To Mark Inspection Dimensions (AutoCAD Mechanical Toolset)

In the drawing area, select the dimensions you want to mark. The Power Dimensioning Ribbon Contextual Tab displays.
Click Power Dimensioning tabRepresentation panel Inspection Dimension. Find
If the default representation or inspection frequency is not what you need:
1. Expand the Power Dimensioning tabRepresentation panel.
2. Select the representation.
3. In the Inspection Rate box, enter the inspection frequency.
  Note:
  The Inspection Rate box is unavailable if the Inspection Rate check box is cleared.
Press ESC.