Note:
Cutting plane lines are used to define section views.
Choose Home tab→Drawing Views group→Cutting Plane 
.
Click a part view.
Any part view can be selected as the source of the section view, including auxiliary and detail views.
Draw the cutting plane.
When you are finished drawing the cutting plane, on the ribbon, click Close Cutting Plane 
.
Click to define the section view direction.
Tip:
A cutting plane can consist of one or more elements. You can include both lines and arcs in a cutting plane.
To edit the shape of the cutting plane line, you can double-click it or use the Edit button on the Cutting Plane Selection command bar.
You can lengthen or shorten the open end of a terminator on the view direction line. Click the end of the terminator that is not connected to the cutting plane, and then drag it.
You can select and move the cutting plane caption text.
To learn more about drawing the cutting plane line and formatting the caption, see Cutting planes.