
Medium carbon steels
For icon explanation, refer to P.50
■ More suitable than PO for through hole tapping of middle carbon steels in middle speed tapping area.
Segment:1E
| Size | Class | Code | Chamfer | L (mm) | ℓ (mm) | ℓn (mm) | ℓs (mm) | Ds (mm) | K (mm) | ℓk (mm) | No. of flutes | Type | Stock |
| For Metric Threads | |||||||||||||
| M3×0.5 | P2 | PNPQ3.0G | 5P | 46 | 9 | 14 | 26 | 4 | 3.2 | 6 | 3 | 1 | ◎ |
| M3.5×0.6 | P2 | PNPQ3.5H | 5P | 52 | 11 | 16 | 29 | 5 | 4 | 7 | 3 | 1 | ○ |
| M4×0.7 | P2 | PNPQ4.0I | 5P | 52 | 11 | 17 | 29 | 5 | 4 | 7 | 3 | 1 | ◎ |
| M5×0.8 | P2 | PNPQ5.0K | 5P | 60 | 13 | 22 | 33 | 5.5 | 4.5 | 7 | 3 | 1 | ◎ |
| M6×1 | P2 | PNPQ6.0M | 5P | 62 | 15 | 26 | 33 | 6 | 4.5 | 7 | 3 | 1 | ◎ |