
■For wide range of materials.
| ow carbon steels | Medium carbon steels | High carbon steels | Alloy steels | |
| 10 20 | 10 20 | 10 20 10 20 | TYPE:1 |
Stainless steels Aluminum alloy castings inc alloy castings
(m/min) (m/min) For icon explanation, refer to P.50
Segment:1C Size For Metric threads
| Class | Chamfer Code | L | ℓ | ℓn | ℓs | Ds | K | ℓk | No. of | Type | |
| (inch) | (inch) | (inch) | (inch) | (inch) | (inch) | (inch) | flutes | ||||
| D3 | ST3.0G3NEV | 2.5P | 2.205 | 0.433 | 0.768 | 1.358 | 0.141 | 0.11 | 0.187 | 3 | 1 |
| D4 | ST4.0I4NEV | 2.5P | 2.48 | 0.512 | 0.827 | 1.535 | 0.168 | 0.131 | 0.25 | 3 | 1 |
| D4 | ST5.0K4NEV | 2.5P | 3.15 | 0.591 | 0.984 | 1.929 | 0.22 | 0.165 | 0.281 | 3 | 1 |
| D5 | ST6.0M5NEV | 2.5P | 3.15 | 0.591 | 1.181 | 1.713 | 0.255 | 0.191 | 0.312 | 3 | 1 |
| D5 | ST8.0N5NEV | 2.5P | 3.543 | 0.748 | 1.382 | 1.831 | 0.318 | 0.238 | 0.375 | 3 | 2 |
| D5 | ST8.0M5NEV | 2.5P | 3.543 | 0.748 | 1.382 | 1.831 | 0.318 | 0.238 | 0.375 | 3 | 2 |
| D6 | ST010O6NEV | 2.5P | 3.937 | 0.906 | - | 2.008 | 0.323 | 0.242 | 0.406 | 3 | 3 |
| D5 | ST010N5NEV | 2.5P | 3.937 | 0.906 | - | 2.008 | 0.323 | 0.242 | 0.406 | 3 | 3 |
| D5 | ST010M5NEV | 2.5P | 3.937 | 0.906 | - | 2.008 | 0.323 | 0.242 | 0.406 | 3 | 3 |
| D6 | ST012P6NEV | 2.5P | 4.331 | 1.024 | - | 2.205 | 0.367 | 0.275 | 0.437 | 3 | 3 |
| D6 | ST012O6NEV | 2.5P | 4.331 | 1.024 | - | 2.205 | 0.367 | 0.275 | 0.437 | 3 | 3 |
| D5 | ST012N5NEV | 2.5P | 4.331 | 1.024 | - | 2.205 | 0.367 | 0.275 | 0.437 | 3 | 3 |