
■ Suitable for stainless steels tending to work harden and E sticky, as well as chrome steels and molybdenum steels. Through hole use. Oxide 1 1/8U~
ow carbon steels Medium carbon steels Stainless steels
〜10 〜10 〜10
For icon explanation, refer to P.50
Segment:1F Size For Metric threads
| Class | Chamfer Code | L | ℓ | ℓn | Ds | K | ℓk | No. of | Type | |
| (inch) | (inch) | (inch) | (inch) | (inch) | (inch) | flutes | ||||
| D3 | Y72615 | 4.5P | 1.937 | 0.374 | 0.625 | 0.141 | 0.11 | 0.187 | 3 | 1 |
| D4 | Y72616 | 4.5P | 2 | 0.413 | 0.687 | 0.141 | 0.11 | 0.187 | 3 | 1 |
| D4 | Y72617 | 4.5P | 2.125 | 0.453 | 0.75 | 0.168 | 0.131 | 0.25 | 3 | 1 |
| D4 | Y72619 | 4.5P | 2.375 | 0.531 | 0.875 | 0.194 | 0.152 | 0.25 | 3 | 1 |
| D5 | Y72620 | 4.5P | 2.5 | 0.591 | 1 | 0.255 | 0.191 | 0.312 | 3 | 2 |
| D5 | Y72621 | 4.5P | 2.718 | 0.669 | 1.125 | 0.318 | 0.238 | 0.375 | 3 | 3 |
| D5 | Y72623 | 4.5P | 2.718 | 0.669 | 1.125 | 0.318 | 0.238 | 0.375 | 3 | 3 |
| D5 | Y72622 | 4.5P | 2.718 | 0.669 | 1.125 | 0.318 | 0.238 | 0.375 | 3 | 3 |
| D6 | Y72625 | 4.5P | 2.937 | 0.748 | 1.25 | 0.381 | 0.286 | 0.437 | 3 | 3 |
| D5 | Y72624 | 4.5P | 2.937 | 0.748 | 1.25 | 0.381 | 0.286 | 0.437 | 3 | 3 |
| D6 | Y72627 | 4.5P | 3.375 | 0.984 | - | 0.367 | 0.275 | 0.437 | 3 | 4 |
| D5 | Y72626 | 4.5P | 3.375 | 0.984 | - | 0.367 | 0.275 | 0.437 | 3 | 4 |
| D7 | Y72629 | 4.5P | 3.593 | 0.984 | - | 0.429 | 0.322 | 0.5 | 3 | 4 |
| D6 | Y72628 | 4.5P | 3.593 | 0.984 | - | 0.429 | 0.322 | 0.5 | 3 | 4 |
| D7 | Y72631 | 4.5P | 3.812 | 1.083 | - | 0.48 | 0.36 | 0.562 | 3 | 4 |
| D6 | Y72630 | 4.5P | 3.812 | 1.083 | - | 0.48 | 0.36 | 0.562 | 3 | 4 |
| D7 | Y72633 | 4.5P | 4.031 | 1.083 | - | 0.542 | 0.406 | 0.625 | 3 | 4 |
| D6 | Y72632 | 4.5P | 4.031 | 1.083 | - | 0.542 | 0.406 | 0.625 | 3 | 4 |