Creates a Tolerance entity.
objectVariable = object.AddTolerance([Text], [InsertionPoint], [Direction])
objectVariable is an Mtext object;
object is one of the ModelSpace or PaperSpace collection objects or a Block object;
Text is a String representing the tolerance text;
InsertionPoint is a Point object representing the location to insert the tolerance;
Direction is a Vector object representing the direction of the tolerance symbol.
AddTolerance method example