Highly precise version of Radius Gauges 178 & 272.
Undergo an extra process of quenching in pursuit of even higher precision and durability.
| Material | Carbon tool steel （HRC50 ° ± 2 °） |
|---|---|
| Accuracy | 0.2R ~ 1.0R （± 0.01mm） 1.25R ~ 15.0R （± 0.02mm） |
Specification
| Code No. | Model No. | Leaves | Size Composition/Contents(mm) |
|---|---|---|---|
| 01-345 | 178HRMAA | 18 | 0.2 0.3 0.4 0.5 0.6 0.7 0.8 0.9 1.0 |
| 01-346 | 178HRMA | 34 | 1.0 1.25 1.5 1.75 2.0 2.25 2.5 2.75 3.0 3.5 4.0 4.5 5.0 5.5 6.0 6.5 7.0 |
| 01-347 | 178HRMB | 32 | 7.5 8.0 8.5 9.0 9.5 10.0 10.5 11.0 11.5 12.0 12.5 13.0 13.5 14.0 14.5 15.0 |
| 01-445 | 272HRMAA | 9 | 0.2 0.3 0.4 0.5 0.6 0.7 0.8 0.9 1.0 |
| 01-446 | 272HRMA | 18 | 0.75 1.0 1.25 1.5 1.75 2.0 2.25 2.5 2.75 3.0 3.25 3.5 3.75 4.0 4.25 4.5 4.75 5.0 |
| 01-447 | 272HRMB | 16 | 5.5 6.0 6.5 7.0 7.5 8.0 8.5 9.0 9.5 10.0 10.5 11.0 11.5 12.0 12.5 13.0 |
