Specifies whether pipe bends can be used up to 90 or 180 degrees.
| Type: | Real | 
| Saved in: | Registry | 
| Initial value: | 90 | 
| 
 90  | 
Specifies that bends over 90 degrees are not created. | 
| 
 91-179  | 
Specifies that bends larger than 90 can be created. | 
| 
 180  | 
Allows a return bend to be created . |