You can control the
arrowhead symbols in dimensions and leaders including their type,
size, and visibility.
You
can choose from many standard types of arrowheads, or you can create your
own arrowheads. Additionally, you can
Suppress the display of arrowheads, or
use one arrowhead only
Apply a different type of arrowhead to
each end of a dimension line
Control the size of arrowheads
Flip the direction of an arrowhead using
the dimension shortcut menu
NoteFlipped arrowheads
maintain their appearance in versions later than AutoCAD 2002. However,
if you edit a drawing with flipped arrowheads in a release earlier
than AutoCAD 2006, the arrowhead directions will revert to their
original orientations.