
| Standard Forms | |||||
| FORM # | THD/IN | PITCH | ANGLE A | ANGLE B | DEPTH |
| 1200 | 12 | 0.0833 | 30° | 20° | 0.031 |
| 1400 | 14 | 0.0714 | 30° | 20° | 0.027 |
| 1600 | 16 | 0.0625 | 30° | 20° | 0.023 |
| 1800 | 18 | 0.0555 | 30° | 20° | 0.02 |
| 2000 | 20 | 0.05 | 30° | 20° | 0.018 |
| 2200 | 22 | 0.045 | 30° | 20° | 0.017 |
| 2400 | 24 | 0.0416 | 30° | 20° | 0.015 |
| 2500 | 25 | 0.04 | 30° | 20° | 0.013 |
| 2800 | 28 | 0.0357 | 30° | 20° | 0.012 |
| 3200 | 32 | 0.0312 | 30° | 20° | 0.011 |
| Standard Forms | ||
| 60° | 67° | 75° |
| 60-3-083 | 67-4-083 | 75-4-083 |
| 60-4-096 | 67-4-099 | 75-4-099 |
| 60-4-105 | 67-4-113 | 75-4-113 |
| 60-4-113 | 67-4-120 | 75-4-120 |
| 60-5-120 | 67-4-135 | 75-4-131 |
| 60-5-131 | 67-5-099 | 75-4-148 |
| 60-5-150 | 67-5-113 | 75-5-099 |
| 67-5-120 | 75-5-120 | |
| 67-5-131 | 75-5-128 | |
| 67-5-148 | 75-5-135 | |

