
Cast irons Ductile cast irons Brass castings
| 〜5 | 〜5 | 〜5 |
| (m/min) | (m/min) | (m/min) |
For icon explanation, refer to P.50
g
Segment:1L
| Size | Class | Code | Chamfer | Basic major dia (mm) | L (mm) | ℓ (mm) | ℓg (mm) | Ds (mm) | K (mm) | ℓk (mm) | No. of flutes | Type | Stock |
| For Pipe Th | reads | ||||||||||||
| PT 1/8-28 | Ⅱ | TCST02K | 2.5P | 9.728 | 55 | 16.5 | 10.5 | 8 | 6 | 9 | 4 | 1 | △ |
| PT 1/4-19 | Ⅱ | TCST04- | 2.5P | 13.157 | 62 | 19.5 | 12.5 | 11 | 9 | 12 | 4 | 1 | △ |
| PT 3/8-19 | Ⅱ | TCST06- | 2.5P | 16.662 | 65 | 21 | 14 | 14 | 11 | 14 | 4 | 1 | △ |
| PT 1/2-14 | Ⅱ | TCST08Q | 2.5P | 20.955 | 80 | 27 | 17 | 18 | 14 | 17 | 4 | 1 | △ |