
| Size | Class | Code | Chamfer | L (inch) | ℓ (inch) | ℓn (inch) | Ds (inch) | K (inch) | ℓk (inch) | No. of flutes | TYPE |
| 5/16-18UNC | GH4 | Y87272 | 4.5P | 2.937 | 0.748 | 1.25 | 0.381 | 0.286 | 0.437 | 3 | 3 |
| 5/16-24UNF | GH2 | Y87251 | 4.5P | 2.937 | 0.748 | 1.25 | 0.381 | 0.286 | 0.437 | 3 | 3 |
| 5/16-24UNF | GH3 | Y87261 | 4.5P | 2.937 | 0.748 | 1.25 | 0.381 | 0.286 | 0.437 | 3 | 3 |
| 3/8-16UNC | GH3 | Y87262 | 4.5P | 3.375 | 0.984 | - | 0.367 | 0.275 | 0.437 | 3 | 4 |
| 3/8-16UNC | GH4 | Y87270 | 4.5P | 3.375 | 0.984 | - | 0.367 | 0.275 | 0.437 | 3 | 4 |
| 3/8-24UNF | GH2 | Y87253 | 4.5P | 3.156 | 0.866 | - | 0.323 | 0.242 | 0.406 | 3 | 4 |
| 3/8-24UNF | GH3 | Y87263 | 4.5P | 3.156 | 0.866 | - | 0.323 | 0.242 | 0.406 | 3 | 4 |
| 7/16-14UNC | GH3 | Y87264 | 4.5P | 3.593 | 0.984 | - | 0.429 | 0.322 | 0.5 | 3 | 4 |
| 7/16-20UNF | GH3 | Y87265 | 4.5P | 3.375 | 0.984 | - | 0.367 | 0.275 | 0.437 | 3 | 4 |
| 7/16-20UNF | GH4 | Y87275 | 4.5P | 3.375 | 0.984 | - | 0.367 | 0.275 | 0.437 | 3 | 4 |
| 1/2-13UNC | GH3 | Y87266 | 4.5P | 3.812 | 1.083 | - | 0.48 | 0.36 | 0.562 | 3 | 4 |
| 1/2-20UNF | GH3 | Y87267 | 4.5P | 3.593 | 0.984 | - | 0.429 | 0.322 | 0.5 | 3 | 4 |