
| Overall length | Chamf full thr | er + ead | Thread length T | hread+Neck length | Shank length | Sh d | ank ia. S s | ize of quare | Length of square | |||||
| SP Spiral Flu | ted Ta | ps | L | ℓ | t | ℓ | ℓn | ℓs | D | s | K | ℓk | ||
| Size | Class | Code | Chamfer | L (mm) | ℓt (mm) | ℓ (mm) | ℓn (mm) | ℓs (mm) | Ds (mm) | K (mm) | ℓk (mm) | No. of flutes | Type | Stock |
| M36×1.5 | ISO2 | SM036OANEB | 2.5P | 170 | - | 20 | - | 87 | 28 | 22 | 25 | l 4 | 5 | |
| M36×1 | ISO2 | SM036MANEB | 2.5P | 170 | - | 20 | - | 87 | 28 | 22 | 25 | 4 | 5 | |
| M39×4 | ISO2 | SG039UANEB | 2.5P | 200 | - | 40 | - | 102 | 32 | 24 | 27 | 4 | 6 | ● |
| M39×2 | ISO2 | SM039QANEB | 2.5P | 170 | - | 20 | - | 87 | 32 | 24 | 27 | 4 | 5 | |
| M39×1.5 | ISO2 | SM039OANEB | 2.5P | 170 | - | 20 | - | 87 | 32 | 24 | 27 | 4 | 5 | |
| M39×1 | ISO2 | SM039MANEB | 2.5P | 170 | - | 20 | - | 87 | 32 | 24 | 27 | 4 | 5 | |
| M42×4.5 | ISO2 | SG042VANEB | 2.5P | 200 | - | 40 | - | 102 | 32 | 24 | 27 | 4 | 6 | ● |
| M42×2 | ISO2 | SM042QANEB | 2.5P | 170 | - | 20 | - | 87 | 32 | 24 | 27 | 4 | 5 | |
| M42×1.5 | ISO2 | SM042OANEB | 2.5P | 170 | - | 20 | - | 87 | 32 | 24 | 27 | 4 | 5 | |
| M42×1 | ISO2 | SM042MANEB | 2.5P | 170 | - | 20 | - | 87 | 32 | 24 | 27 | 4 | 5 | |
| M45×4.5 | ISO2 | SG045VANEB | 2.5P | 220 | - | 45 | - | 112 | 36 | 29 | 32 | 4 | 6 | ● |
| M45×3 | ISO2 | SM045SANEB | 2.5P | 200 | - | 40 | - | 102 | 36 | 29 | 32 | 4 | 5 | |
| M45×2 | ISO2 | SM045QANEB | 2.5P | 180 | - | 25 | - | 92 | 36 | 29 | 32 | 4 | 5 | |
| M45×1.5 | ISO2 | SM045OANEB | 2.5P | 180 | - | 25 | - | 92 | 36 | 29 | 32 | 4 | 5 | |
| M45×1 | ISO2 | SM045MANEB | 2.5P | 180 | - | 25 | - | 92 | 36 | 29 | 32 | 4 | 5 | |
| M48×5 | ISO2 | SG048WANEB | 2.5P | 250 | - | 45 | - | 128 | 36 | 29 | 32 | 4 | 6 | ● |
| M48×3 | ISO2 | SM048SANEB | 2.5P | 225 | - | 40 | - | 115 | 36 | 29 | 32 | 4 | 5 | |
| M48×2 | ISO2 | SM048QANEB | 2.5P | 190 | - | 25 | - | 97 | 36 | 29 | 32 | 4 | 5 | |
| M48×1.5 | ISO2 | SM048OANEB | 2.5P | 190 | - | 25 | - | 97 | 36 | 29 | 32 | 4 | 5 | |
| M48×1 | ISO2 | SM048MANEB | 2.5P | 190 | - | 25 | - | 97 | 36 | 29 | 32 | 4 | 5 | |
| Size | Class | Code | Chamfer | L (mm) | ℓt (mm) | ℓ (mm) | ℓn (mm) | ℓs (mm) | Ds (mm) | K (mm) | ℓk (mm) | No. of flutes | Type | Stock |
| For Unified Threads | ||||||||||||||
| No.4-40UNC | 2B | SDUN4HXNEB | 2.5P | 56 | 5 | 9 | 18 | 34 | 3.5 | 2.7 | 6 | 2 | 2 | ● |
| No.4-48UNF | 2B | SDUN4FXNEB | 2.5P | 56 | 5 | 9 | 18 | 34 | 3.5 | 2.7 | 6 | 2 | 2 | |
| No.5-40UNC | 2B | SDUN5HXNEB | 2.5P | 56 | 5 | 11 | 18 | 34 | 3.5 | 2.7 | 6 | 2 | 2 | |
| No.5-44UNF | 2B | SDUN5GXNEB | 2.5P | 56 | 5 | 11 | 18 | 34 | 3.5 | 2.7 | 6 | 2 | 2 | |
| No.6-32UNC | 2B | SDUN6JXNEB | 2.5P | 56 | 7 | 11 | 19 | 32 | 4 | 3 | 6 | 3 | 2 | ● |
| No.6-40UNF | 2B | SDUN6HXNEB | 2.5P | 56 | 7 | 11 | 19 | 32 | 4 | 3 | 6 | 3 | 2 | ● |
| No.8-32UNC | 2B | SDUN8JXNEB | 2.5P | 63 | 7 | 13 | 21 | 38 | 4.5 | 3.4 | 6 | 3 | 2 | ● |
| No.8-36UNF | 2B | SDUN8IXNEB | 2.5P | 63 | 7 | 13 | 21 | 38 | 4.5 | 3.4 | 6 | 3 | 2 | |
| No.10-24UNC | 2B | SDUNAMXNEB | 2.5P | 70 | 9 | 14 | 24 | 39 | 6 | 4.9 | 8 | 3 | 2 | ● |
| No.10-32UNF | 2B | SDUNAJXNEB | 2.5P | 70 | 9 | 14 | 24 | 39 | 6 | 4.9 | 8 | 3 | 2 | ● |
| No.12-24UNC | 2B | SDUNCMXNEB | 2.5P | 80 | 9 | 15 | 28 | 45 | 6 | 4.9 | 8 | 3 | 2 | |
| No.12-28UNF | 2B | SDUNCKXNEB | 2.5P | 80 | 9 | 15 | 28 | 45 | 6 | 4.9 | 8 | 3 | 2 | |
| 1/4-20UNC | 2B | SDU04NXNEB | 2.5P | 80 | 11 | 15 | 30 | 42 | 7 | 5.5 | 8 | 3 | 2 | ● |
| 1/4-28UNF | 2B | SDU04KXNEB | 2.5P | 80 | 11 | 15 | 30 | 42 | 7 | 5.5 | 8 | 3 | 2 | ● |
| 5/16-18UNC | 2B | SDU05OXNEB | 2.5P | 90 | - | 12 | 35 | 47 | 8 | 6.2 | 9 | 3 | 4 | ● |
| 5/16-24UNF | 2B | SMU05MXNEB | 2.5P | 90 | - | 12 | - | 46 | 6 | 4.9 | 8 | 3 | 5 | ● |
| 3/8-16UNC | 2B | SDU06PXNEB | 2.5P | 100 | - | 13 | 39 | 54 | 9 | 7 | 10 | 3 | 4 | ● |
| 3/8-24UNF | 2B | SMU06MXNEB | 2.5P | 100 | - | 13 | - | 51 | 7 | 5.5 | 8 | 3 | 5 | ● |
| 7/16-14UNC | 2B | SGU07QXNEB | 2.5P | 100 | - | 13 | - | 51 | 8 | 6.2 | 9 | 3 | 6 | ● |
| 7/16-20UNF | 2B | SMU07NXNEB | 2.5P | 100 | - | 13 | - | 51 | 8 | 6.2 | 9 | 3 | 5 | ● |
| 1/2-13UNC | 2B | SGU08RXNEB | 2.5P | 110 | - | 15 | - | 56 | 9 | 7 | 10 | 3 | 6 | ● |
| 1/2-20UNF | 2B | SMU08NXNEB | 2.5P | 100 | - | 15 | - | 51 | 9 | 7 | 10 | 3 | 5 | ● |
| 9/16-12UNC | 2B | SGU09SXNEB | 2.5P | 110 | - | 18 | - | 56 | 11 | 9 | 12 | 3 | 6 | ● |
| 9/16-18UNF | 2B | SMU09OXNEB | 2.5P | 100 | - | 14 | - | 51 | 11 | 9 | 12 | 3 | 5 | ● |
| 5/8-11UNC | 2B | SGU10UXNEB | 2.5P | 110 | - | 18 | - | 56 | 12 | 9 | 12 | 3 | 6 | ● |
| 5/8-18UNF | 2B | SMU10OXNEB | 2.5P | 100 | - | 14 | - | 51 | 12 | 9 | 12 | 3 | 5 | ● |
| 3/4-10UNC | 2B | SGU12VXNEB | 2.5P | 125 | - | 20 | - | 64 | 14 | 11 | 14 | 4 | 6 | ● |