
Oxide 1 1/8U~
Alloy steels Stainless steels
For icon explanation, refer to P.50
| Overall | Thread | Shank | Shank | Size of | Length of |
| L | ℓ | ℓs | Ds | K | ℓk |
■ Suitable for stainless steels, sticky and tending to workharden, as well as chrome steels and chrome molybdenum steels. Blind hole use.
Segment:1D
| Size | Class | Code | Chamfer | L (inch) | ℓ (inch) | ℓn (inch) | Ds (inch) | K (inch) | ℓk (inch) | No. of flutes | Type |
| For Metric threads | |||||||||||
| M3×0.5 | D3 | Y74615 Y74015 | 2.5P 1.5P | 1.937 | 0.197 | 0.625 | 0.141 | 0.11 | 0.187 | 3 | 1 |
| M3.5×0.6 | D4 | Y74616 | 2.5P | 2 | 0.276 | 0.687 | 0.141 | 0.11 | 0.187 | 3 | 1 |
| M4×0.7 | D4 | Y74617 Y74017 | 2.5P 1.5P | 2.125 | 0.276 | 0.75 | 0.168 | 0.131 | 0.25 | 3 | 1 |
| M5×0.8 | D4 | Y74619 Y74019 | 2.5P 1.5P | 2.375 | 0.354 | 0.875 | 0.194 | 0.152 | 0.25 | 3 | 1 |
| M6×1 | D5 | Y74620 Y74020 | 2.5P 1.5P | 2.5 | 0.433 | 1 | 0.255 | 0.191 | 0.312 | 3 | 2 |
| M7×1 | D5 | Y74621 | 2.5P | 2.718 | 0.433 | 1.125 | 0.318 | 0.238 | 0.375 | 3 | 3 |
| M8×1.25 | D5 | Y74623 Y74023 | 2.5P 1.5P | 2.718 | 0.472 | 1.125 | 0.318 | 0.238 | 0.375 | 3 | 3 |
| M8×1 | D5 | Y74622 Y74022 | 2.5P 1.5P | 2.718 | 0.472 | 1.125 | 0.318 | 0.238 | 0.375 | 3 | 3 |
| M10×1.5 | D6 | Y74625 Y74025 | 2.5P 1.5P | 2.937 | 0.512 | 1.25 | 0.381 | 0.286 | 0.437 | 3 | 3 |
| M10×1.25 | D5 | Y74624 | 2.5P | 2.937 | 0.472 | 1.25 | 0.381 | 0.286 | 0.437 | 3 | 3 |
| M12×1.75 | D6 | Y74627 Y74027 | 2.5P 1.5P | 3.375 | 0.591 | - | 0.367 | 0.275 | 0.437 | 3 | 4 |