| Model | Cutter Diameter | Cutting Length | Shank Length | Radius |
| 1291 | 3/4" | 5/8" | 1 1/2" | 3/8" |
| 1292 | 1" | 5/8" | 1 1/2" | 1/2" |
| 1293 | 1 1/2" | 1" | 1 1/2" | 3/4" |
| Item No. | Shank Dia. | Cutter Dia. | Cutting length | Shank length | Radius |
| 1291 | 1/2" | 3/4" | 5/8" | 1-1/2" | 3/8" |
| 1292 | 1/2" | 1" | 5/8" | 1-1/2" | 1/2" |
| 1293 | 1/2" | 1-1/2" | 1" | 1-1/2" | 3/4" |