
ANSI HT STI Hand Taps for Helical Coil Wire Screw Thread Inserts
| Size | Class | Code | Chamfer | L (inch) | ℓ (inch) | ℓn (inch) | ℓs (inch) | Ds (inch) | K (inch) | ℓk (inch) | No. of flutes | TYPE |
| No.10-24UNC | GH2 | TUUNAM2NEB5 | 5P | 3.15 | 0.591 | 1.181 | 1.713 | 0.255 | 0.191 | 0.312 | l 3 | 1 |
| No.10-24UNC | GH2 | TUUNAM2NEBA | 1.5P | 3.15 | 0.591 | 1.181 | 1.713 | 0.255 | 0.191 | 0.312 | 3 | 1 |
| No.10-24UNC | GH3 | TUUNAM3NEB5 | 5P | 3.15 | 0.591 | 1.181 | 1.713 | 0.255 | 0.191 | 0.312 | 3 | 1 |
| No.10-24UNC | GH3 | TUUNAM3NEBA | 1.5P | 3.15 | 0.591 | 1.181 | 1.713 | 0.255 | 0.191 | 0.312 | 3 | 1 |
| No.10-32UNF | GH2 | TUUNAJ2NEB5 | 5P | 3.15 | 0.591 | 1.181 | 1.713 | 0.255 | 0.191 | 0.312 | 3 | 1 |
| No.10-32UNF | GH2 | TUUNAJ2NEBA | 1.5P | 3.15 | 0.591 | 1.181 | 1.713 | 0.255 | 0.191 | 0.312 | 3 | 1 |
| No.10-32UNF | GH3 | TUUNAJ3NEB5 | 5P | 3.15 | 0.591 | 1.181 | 1.713 | 0.255 | 0.191 | 0.312 | 3 | 1 |
| No.10-32UNF | GH3 | TUUNAJ3NEBA | 1.5P | 3.15 | 0.591 | 1.181 | 1.713 | 0.255 | 0.191 | 0.312 | 3 | 1 |
| 1/4-20UNC | GH2 | TUU04N2NEB5 | 5P | 3.543 | 0.748 | 1.378 | 1.831 | 0.318 | 0.238 | 0.375 | 3 | 2 |
| 1/4-20UNC | GH2 | TUU04N2NEBA | 1.5P | 3.543 | 0.748 | 1.378 | 1.831 | 0.318 | 0.238 | 0.375 | 3 | 2 |
| 1/4-20UNC | GH3 | TUU04N3NEB5 | 5P | 3.543 | 0.748 | 1.378 | 1.831 | 0.318 | 0.238 | 0.375 | 3 | 2 |
| 1/4-20UNC | GH3 | TUU04N3NEBA | 1.5P | 3.543 | 0.748 | 1.378 | 1.831 | 0.318 | 0.238 | 0.375 | 3 | 2 |
| 1/4-28UNF | GH2 | TUU04K2NEB5 | 5P | 3.543 | 0.748 | 1.378 | 1.831 | 0.318 | 0.238 | 0.375 | 3 | 2 |
| 1/4-28UNF | GH2 | TUU04K2NEBA | 1.5P | 3.543 | 0.748 | 1.378 | 1.831 | 0.318 | 0.238 | 0.375 | 3 | 2 |
| 1/4-28UNF | GH3 | TUU04K3NEB5 | 5P | 3.543 | 0.748 | 1.378 | 1.831 | 0.318 | 0.238 | 0.375 | 3 | 2 |
| 1/4-28UNF | GH3 | TUU04K3NEBA | 1.5P | 3.543 | 0.748 | 1.378 | 1.831 | 0.318 | 0.238 | 0.375 | 3 | 2 |
| 5/16-18UNC | GH2 | TUU05O2NEB5 | 5P | 3.937 | 0.906 | 1.535 | 2.067 | 0.381 | 0.286 | 0.437 | 4 | 2 |
| 5/16-18UNC | GH2 | TUU05O2NEBA | 1.5P | 3.937 | 0.906 | 1.535 | 2.067 | 0.381 | 0.286 | 0.437 | 4 | 2 |
| 5/16-18UNC | GH3 | TUU05O3NEB5 | 5P | 3.937 | 0.906 | 1.535 | 2.067 | 0.381 | 0.286 | 0.437 | 4 | 2 |
| 5/16-18UNC | GH3 | TUU05O3NEBA | 1.5P | 3.937 | 0.906 | 1.535 | 2.067 | 0.381 | 0.286 | 0.437 | 4 | 2 |
| 5/16-24UNF | GH2 | TUU05M2NEB5 | 5P | 3.937 | 0.906 | 1.535 | 2.028 | 0.381 | 0.286 | 0.437 | 4 | 2 |
| 5/16-24UNF | GH2 | TUU05M2NEBA | 1.5P | 3.937 | 0.906 | 1.535 | 2.028 | 0.381 | 0.286 | 0.437 | 4 | 2 |
| 5/16-24UNF | GH3 | TUU05M3NEB5 | 5P | 3.937 | 0.906 | 1.535 | 2.028 | 0.381 | 0.286 | 0.437 | 4 | 2 |
| 5/16-24UNF | GH3 | TUU05M3NEBA | 1.5P | 3.937 | 0.906 | 1.535 | 2.028 | 0.381 | 0.286 | 0.437 | 4 | 2 |
| 3/8-16UNC | GH3 | TUU06P3NEB5 | 5P | 4.331 | 1.024 | - | 2.205 | 0.367 | 0.275 | 0.437 | 4 | 3 |
| 3/8-16UNC | GH3 | TUU06P3NEBA | 1.5P | 4.331 | 1.024 | - | 2.205 | 0.367 | 0.275 | 0.437 | 4 | 3 |
| 3/8-16UNC | GH4 | TUU06P4NEB5 | 5P | 4.331 | 1.024 | - | 2.205 | 0.367 | 0.275 | 0.437 | 4 | 3 |
| 3/8-16UNC | GH4 | TUU06P4NEBA | 1.5P | 4.331 | 1.024 | - | 2.205 | 0.367 | 0.275 | 0.437 | 4 | 3 |
| 3/8-24UNF | GH2 | TUU06M2NEB5 | 5P | 3.937 | 0.906 | - | 2.008 | 0.323 | 0.242 | 0.406 | 4 | 3 |
| 3/8-24UNF | GH2 | TUU06M2NEBA | 1.5P | 3.937 | 0.906 | - | 2.008 | 0.323 | 0.242 | 0.406 | 4 | 3 |
| 3/8-24UNF | GH3 | TUU06M3NEB5 | 5P | 3.937 | 0.906 | - | 2.008 | 0.323 | 0.242 | 0.406 | 4 | 3 |
| 3/8-24UNF | GH3 | TUU06M3NEBA | 1.5P | 3.937 | 0.906 | - | 2.008 | 0.323 | 0.242 | 0.406 | 4 | 3 |
| 7/16-14UNC | GH3 | TUU07Q3NEB5 | 5P | 4.331 | 1.024 | - | 2.205 | 0.429 | 0.322 | 0.5 | 4 | 3 |
| 7/16-14UNC | GH3 | TUU07Q3NEBA | 1.5P | 4.331 | 1.024 | - | 2.205 | 0.429 | 0.322 | 0.5 | 4 | 3 |
| 7/16-14UNC | GH4 | TUU07Q4NEB5 | 5P | 4.331 | 1.024 | - | 2.205 | 0.429 | 0.322 | 0.5 | 4 | 3 |
| 7/16-14UNC | GH4 | TUU07Q4NEBA | 1.5P | 4.331 | 1.024 | - | 2.205 | 0.429 | 0.322 | 0.5 | 4 | 3 |
| 7/16-20UNF | GH3 | TUU07N3NEB5 | 5P | 4.331 | 1.024 | - | 2.205 | 0.429 | 0.322 | 0.5 | 4 | 3 |
| 7/16-20UNF | GH3 | TUU07N3NEBA | 1.5P | 4.331 | 1.024 | - | 2.205 | 0.429 | 0.322 | 0.5 | 4 | 3 |
| 7/16-20UNF | GH4 | TUU07N4NEB5 | 5P | 4.331 | 1.024 | - | 2.205 | 0.429 | 0.322 | 0.5 | 4 | 3 |
| 7/16-20UNF | GH4 | TUU07N4NEBA | 1.5P | 4.331 | 1.024 | - | 2.205 | 0.429 | 0.322 | 0.5 | 4 | 3 |
| 1/2-13UNC | GH3 | TUU08R3NEB5 | 5P | 4.331 | 1.024 | - | 2.205 | 0.48 | 0.36 | 0.562 | 4 | 3 |
| 1/2-13UNC | GH3 | TUU08R3NEBA | 1.5P | 4.331 | 1.024 | - | 2.205 | 0.48 | 0.36 | 0.562 | 4 | 3 |
| 1/2-13UNC | GH4 | TUU08R4NEB5 | 5P | 4.331 | 1.024 | - | 2.205 | 0.48 | 0.36 | 0.562 | 4 | 3 |
| 1/2-13UNC | GH4 | TUU08R4NEBA | 1.5P | 4.331 | 1.024 | - | 2.205 | 0.48 | 0.36 | 0.562 | 4 | 3 |
| 1/2-20UNF | GH3 | TUU08N3NEB5 | 5P | 4.331 | 1.024 | - | 2.205 | 0.48 | 0.36 | 0.562 | 4 | 3 |
| 1/2-20UNF | GH3 | TUU08N3NEBA | 1.5P | 4.331 | 1.024 | - | 2.205 | 0.48 | 0.36 | 0.562 | 4 | 3 |
| 1/2-20UNF | GH4 | TUU08N4NEB5 | 5P | 4.331 | 1.024 | - | 2.205 | 0.48 | 0.36 | 0.562 | 4 | 3 |
| 1/2-20UNF | GH4 | TUU08N4NEBA | 1.5P | 4.331 | 1.024 | - | 2.205 | 0.48 | 0.36 | 0.562 | 4 | 3 |