
| Size | Class | Code | Chamfer | Basic major dia (mm) | L (mm) | ℓ (mm) | ℓn (mm) | ℓs (mm) | Ds (mm) | K (mm) | ℓk (mm) | No. of flutes | Type | Stock |
| For Helical Coil W | ire Scre | w Thread Insert | s, for M | etric Thre | ads | |||||||||
| STI M3×0.5 | 1b | SW3.0G1LEN | 2.5P | 3.65 | 52 | 7.5 | 17 | 29 | 5 | 4 | 7 | 3 | 1 | ○ |
| STI M4×0.7 | 1b | SW4.0I1LEN | 2.5P | 4.909 | 60 | 13 | 22 | 33 | 5.5 | 4.5 | 7 | 3 | 1 | ○ |
| STI M5×0.8 | 1b | SW5.0K1LEN | 2.5P | 6.039 | 62 | 15 | 26 | 33 | 6 | 4.5 | 7 | 3 | 1 | ○ |
| STI M6×1 | 1b | SW6.0M1LEN | 2.5P | 7.299 | 70 | 19 | - | 36 | 6.2 | 5 | 8 | 3 | 2 | ○ |
| STI M8×1.25 | 1b | SW8.0N1LEN | 2.5P | 9.624 | 75 | 23 | - | 38 | 7 | 5.5 | 8 | 3 | 2 | ○ |
| STI M10×1.5 | 1b | SW010O1LEN | 2.5P | 11.948 | 82 | 26 | - | 42 | 8.5 | 6.5 | 9 | 3 | 2 | ○ |
| STI M10×1.25 | 1b | SW010N1LEN | 2.5P | 11.624 | 82 | 26 | - | 42 | 8.5 | 6.5 | 9 | 3 | 2 | △ |
| STI M12×1.75 | 1b | SW012P1LEN | 2.5P | 14.273 | 95 | 26 | - | 48 | 12.5 | 10 | 13 | 3 | 2 | ○ |
| STI M12×1.5 | 1b | SW012O1LEN | 2.5P | 13.948 | 88 | 26 | - | 45 | 10.5 | 8 | 11 | 3 | 2 | △ |
| STI M12×1.25 | 1b | SW012N1LEN | 2.5P | 13.624 | 88 | 26 | - | 45 | 10.5 | 8 | 11 | 3 | 2 | △ |
| STI M14×2 | 1b | SW014Q1LEN | 2.5P | 16.598 | 100 | 33 | - | 51 | 14 | 11 | 14 | 3 | 2 | △ |
| STI M14×1.5 | 1b | SW014O1LEN | 2.5P | 15.948 | 95 | 26 | - | 48 | 12.5 | 10 | 13 | 3 | 2 | △ |
| STI M16×2 | 1b | SW016Q1LEN | 2.5P | 18.598 | 105 | 33 | - | 50 | 15 | 12 | 15 | 4 | 3 | ○ |
| STI M16×1.5 | 1b | SW016O1LEN | 2.5P | 17.948 | 100 | 33 | - | 51 | 14 | 11 | 14 | 4 | 3 | △ |
| STI M18×2.5 | 1b | SW018R1LEN | 2.5P | 21.248 | 115 | 33 | - | 55 | 17 | 13 | 16 | 4 | 3 | △ |
| STI M18×1.5 | 1b | SW018O1LEN | 2.5P | 19.948 | 105 | 33 | - | 50 | 15 | 12 | 15 | 4 | 3 | △ |
| STI M20×2.5 | 1b | SW020R1LEN | 2.5P | 23.248 | 120 | 39 | - | 55 | 19 | 15 | 18 | 4 | 3 | ○ |
| STI M20×1.5 | 1b | SW020O1LEN | 2.5P | 21.948 | 115 | 33 | - | 55 | 17 | 13 | 16 | 4 | 3 | △ |
| STI M22×2.5 | 1b | SW022R1LEN | 2.5P | 25.248 | 125 | 39 | - | 58 | 19 | 15 | 18 | 4 | 3 | △ |
| STI M24×3 | 1b | SW024S1LEN | 2.5P | 27.897 | 135 | 46 | - | 62 | 23 | 17 | 20 | 4 | 3 | ○ |