Case Former Dimensions Chart
| Shell Size | Diameter of Former | Min Length of Former |
| 3" | 2-1/2" | 7" |
| 4" | 3-1/2" | 9" |
| 5" | 4-1/2" | 11" |
| 6" | 5-1/2" | 13" |
| 8" | 7-1/4" | 16" |
| Shell Size | Diameter of Former | Min Length of Former |
| 3" | 2-1/2" | 7" |
| 4" | 3-1/2" | 9" |
| 5" | 4-1/2" | 11" |
| 6" | 5-1/2" | 13" |
| 8" | 7-1/4" | 16" |