
■ Suitable for hard and abrasive materials such
Coating <2D as cast irons. Considering comparatively
quick wear, GGST is properly oversized. Recommended Tapping Speeds depending on Materials Cast irons Ductile cast irons 5 鋳鉄20 5強靱鋳鉄20
(m/min) ( m/ min)
Segment:1B(G=1H)
| Size | Class | Code | Chamfer | L (mm) | ℓ (mm) | ℓn (mm) | ℓs (mm) | Ds (mm) | K (mm) | ℓk (mm) | No. of flutes | TYPE |
| Fo | r Metri | c Threa | ds | l | ||||||||
| M3×0.5 | ISO2X | 3104101035 | C(2.5P) | 56 | 9 | 18 | 34 | 3.5 | 2.7 | 6 | 3 | 1 |
| M4×0.7 | ISO2X | 3104101042 | C(2.5P) | 63 | 13 | 21 | 38 | 4.5 | 3.4 | 6 | 4 | 1 |
| M5×0.8 | ISO2X | 3104101049 | C(2.5P) | 70 | 14 | 25 | 39 | 6 | 4.9 | 8 | 4 | 1 |
| M6×1 | ISO2X | 3104101055 | C(2.5P) | 80 | 15 | 30 | 45 | 6 | 4.9 | 8 | 4 | 1 |
| M8×1.25 | ISO2X | 3104101064 | C(2.5P) | 90 | 19 | 35 | 47 | 8 | 6.2 | 9 | 4 | 2 |
| M8×1 | ISO2X | 3104101065 | C(2.5P) | 90 | 19 | - | 46 | 6 | 4.9 | 8 | 4 | 3 |
| M10×1.5 | ISO2X | 3104101078 | C(2.5P) | 100 | 23 | 39 | 52.5 | 10 | 8 | 11 | 4 | 2 |
| M10×1.25 | ISO2X | 3104101079 | C(2.5P) | 100 | 23 | - | 51 | 7 | 5.5 | 8 | 4 | 3 |
| M10×1 | ISO2X | 3104101080 | C(2.5P) | 90 | 19 | - | 46 | 7 | 5.5 | 8 | 4 | 3 |
| M12×1.75 | ISO2X | 3104101088 | C(2.5P) | 110 | 26 | - | 56 | 9 | 7 | 10 | 4 | 4 |
| M12×1.5 | ISO2X | 3104101089 | C(2.5P) | 100 | 21 | - | 51 | 9 | 7 | 10 | 4 | 3 |
| M12×1.25 | ISO2X | 3104101090 | C(2.5P) | 100 | 21 | - | 51 | 9 | 7 | 10 | 4 | 3 |
| M12×1 | ISO2X | 3104101091 | C(2.5P) | 100 | 21 | - | 51 | 9 | 7 | 10 | 4 | 3 |
| M14×2 | ISO2X | 3104101100 | C(2.5P) | 110 | 26 | - | 56 | 11 | 9 | 12 | 4 | 4 |
| M14×1.5 | ISO2X | 3104101102 | C(2.5P) | 100 | 21 | - | 51 | 11 | 9 | 12 | 4 | 3 |
| M16×2 | ISO2X | 3104101114 | C(2.5P) | 110 | 26 | - | 56 | 12 | 9 | 12 | 4 | 4 |