
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 | TCPT02K | 2.5P | 9.728 | 55 | 19 | 13 | 8 | 6 | 9 | 4 | 1 | △ |
| PT 1/4-19 | Ⅱ | TCPT04- | 2.5P | 13.157 | 62 | 28 | 21 | 11 | 9 | 12 | 4 | 1 | △ |
| PT 3/8-19 | Ⅱ | TCPT06- | 2.5P | 16.662 | 65 | 28 | 21 | 14 | 11 | 14 | 4 | 1 | △ |
| PT 1/2-14 | Ⅱ | TCPT08Q | 2.5P | 20.955 | 80 | 35 | 25 | 18 | 14 | 17 | 4 | 1 | △ |
| PT 3/4-14 | Ⅱ | TCPT12Q | 2.5P | 26.441 | 85 | 35 | 25 | 23 | 17 | 20 | 4 | 1 | △ |
| PT 1 -11 | Ⅱ | TCPT16U | 2.5P | 33.249 | 95 | 45 | 32 | 26 | 21 | 24 | 5 | 1 | △ |