
■ Suitable for hard steels of 35 ~ 45HRC, such as forgings and thermal refined steels of high carbon steels and alloy steels, and die steels.
Thermal re ned steels Tool steels
35~45HRC For icon explanation, refer to P.50
Segment:1B
| Size | Class | Code | Chamfer | L (inch) | ℓ (inch) | ℓn (inch) | ℓs (inch) | Ds (inch) | K (inch) | ℓk (inch) | No. of flutes | Type |
| For Metric threads | ||||||||||||
| M5×0.8 | D5 | TS5.0K5DCB5 | 5P | 3.15 | 0.591 | 0.984 | 1.929 | 0.22 | 0.165 | 0.281 | 3 | 1 |
| M6×1 | D6 | TS6.0M6DCB5 | 5P | 3.15 | 0.591 | 1.181 | 1.713 | 0.255 | 0.191 | 0.312 | 3 | 1 |
| M8×1.25 | D6 | TS8.0N6DCB5 | 5P | 3.543 | 0.748 | 1.382 | 1.831 | 0.318 | 0.238 | 0.375 | 4 | 2 |
| M8×1 | D6 | TS8.0M6DCB5 | 5P | 3.543 | 0.748 | 1.382 | 1.831 | 0.318 | 0.238 | 0.375 | 4 | 2 |
| M10×1.5 | D7 | TS010O7DCB5 | 5P | 3.937 | 0.906 | - | 2.008 | 0.323 | 0.242 | 0.406 | 4 | 3 |
| M10×1.25 | D6 | TS010N6DCB5 | 5P | 3.937 | 0.906 | - | 2.008 | 0.323 | 0.242 | 0.406 | 4 | 3 |
| M12×1.75 | D7 | TS012P7DCB5 | 5P | 4.331 | 1.024 | - | 2.205 | 0.367 | 0.275 | 0.437 | 4 | 3 |