SPW Series
For metric threads Thread plug gauge made of tungsten carbide (half-type and single-type)
Feature
- Tungsten carbide used only for frequently used g o-side gauges.No go-side gauges with excellent wear resistance and low prices achieved by using the conventional SKS3 steel materials.
- Tool life 5 to 10 times greater than that for similar gauges made from steel.
- ※Tool life will vary greatly depending on the work piece materials.
- ※Thread plug gauges other than the standard stock items can also be produced.
| Type of thread | Pitch | Type of gauge | Class | |
|---|---|---|---|---|
| M1.4 | 0.3 | coarse | GPIP
(for JIS inspection)
GPWP (for JIS work) GPNP （ISO） |
Ⅱ
（JISClass） 6H （ISOClass） ※M1.4[5H] |
| M1.6 | 0.35 | coarse | ||
| M1.7 | 0.35 | coarse | ||
| M1.8 | 0.35 | coarse | ||
| M2 | 0.4 | coarse | ||
| M2.3 | 0.4 | coarse | ||
| M2.5 | 0.45 | coarse | ||
| M2.6 | 0.45 | coarse | ||
| M3 | 0.5 | coarse | ||
| M4 | 0.7 | coarse | ||
| M5 | 0.8 | coarse | ||
| M6 | 1.0 | coarse | ||
| M8 | 1.25 | coarse | ||
| M8 | 1.0 | fine | ||
| M10 | 1.5 | coarse | ||
| M10 | 1.25 | fine | ||
| M10 | 1.0 | fine | ||
| M12 | 1.75 | coarse | ||
| M12 | 1.5 | fine | ||
| M12 | 1.25 | fine | ||
- ※Other special sizes are also available.