Převod coulu " na mm
| 1/8" | 9,728 mm | |
| 1/4" | 
 | |
| 3/8" | 16,662 mm | |
| 1/2" | 
 | |
| 3/4" | 
 | |
| 1" | 33,249 mm | |
| 5/4" - 1 1/4" | 
 | |
| 6/4" - 1 1/2" | 
 | |
| 2" | 59,614 mm | |
| 2 1/2" | 75,184 mm | |
| 3" | 87,884 mm | |
| 4" | 
 | 
| 1/8" | 9,728 mm | |
| 1/4" | 
 | |
| 3/8" | 16,662 mm | |
| 1/2" | 
 | |
| 3/4" | 
 | |
| 1" | 33,249 mm | |
| 5/4" - 1 1/4" | 
 | |
| 6/4" - 1 1/2" | 
 | |
| 2" | 59,614 mm | |
| 2 1/2" | 75,184 mm | |
| 3" | 87,884 mm | |
| 4" | 
 |