Controls the display of dimension line arrowhead blocks.
| Type: | Switch | 
| Saved in: | Drawing | 
| Initial value: | 0 | 
|  
			  Value  | 
 
			  Description  | 
|---|---|
|  
			  0  | 
 
			  Use arrowhead blocks set by DIMBLK  | 
|  
			  1  | 
 
			  Use arrowhead blocks set by DIMBLK1 and DIMBLK2  |