| STT P/N | Inducer | Exducer | Blade Height | Blade (L-S) | Mill Type | Direction |
| STT054 | 38.7 | 50.2 | 18.35 | 6-6 | Face mill | Clockwise |
| STT055 | 38.2 | 50.35 | 15.13 | 6-6 | Face mill | Clockwise |
| STT056 | 38.4 | 51.1 | 17.9 | 6-6 | Face mill | Clockwise |
| STT057 | 38.2 | 51.2 | 14.2 | 5-5 | Face mill | Clockwise |
| STT058 | 38.7 | 51.9 | 17.1 | 6-6 | Face mill | Clockwise |
| STT059 | 38.4 | 52 | 17.3 | 5-5 | Face mill | Clockwise |
| STT060 | 30.2 | 52.1 | 15.5 | 7-7 | Face mill | Clockwise |
| STT061 | 38 | 52.2 | 15.9 | 4-4 | Face mill | Clockwise |
| STT062 | 38.2 | 52.6 | 14.8 | 12 | Face mill | Clockwise |
STT063 | 38.05 | 53 | 16.35 | 6-6 | Face mill | Clockwise |
| STT064 | 38.2 | 53 | 16.6 | 6-6 | Face mill | Clockwise |
| STT065 | 38.3 | 53.5 | 17.8 | 6-6 | Face mill | Clockwise |
| STT066 | 38.1 | 54 | 17.3 | 5-5 | Face mill | Clockwise |
| STT067 | 38.1 | 55.1 | 20.1 | 7-7 | Face mill | Clockwise |
| STT068 | 37.5 | 55.5 | 18.7 | 5-5 | Face mill | Clockwise |
| STT069 | 38.1 | 57.35 | 19.1 | 7-7 | Face mill | Clockwise |