Controls the size of dimension line and leader line arrowheads. Also controls the size of hook lines.
|Initial value:||0.1800 (imperial) or 2.5000 (metric)|
Multiples of the arrowhead size determine whether dimension lines and text should fit between the extension lines. DIMASZ is also used to scale arrowhead blocks if set by DIMBLK. DIMASZ has no effect when DIMTSZ is other than zero.