expression.RightPadding
expression Required. An expression that returns one of the objects in the Applies To list.
Remarks
The setting of the RightPadding property for a single cell overrides the setting of the RightPadding property for the entire table.
Example
This example sets the right padding for the first table in the active document to 40 pixels.
ActiveDocument.Tables(1).RightPadding = _
PixelsToPoints(40, False)