- Used for accurately setting screw thread micrometers at the start or end of the measuring range.
Metric
| Order No. | Length | Accuracy |
|---|---|---|
| Metric (unified) 8 = 60° | ||
| 167-261 | 25mm | ±4µm |
| 167-262 | 50mm | ±5µm |
| 167-263 | 75mm | ±6µm |
| 167-264 | 100mm | ±7µm |
| 167-265 | 125mm | ±8µm |
| 167-266 | 150mm | ±9µm |
| 167-267 | 175mm | ±10µm |
| 167-268 | 200mm | ±11µm |
| 167-269 | 225mm | ±12µm |
| 167-270 | 250mm | ±13µm |
| 167-271 | 275mm | ±14µm |
| Whitworth 8 = 55° | ||
| 167-272 | 25mm | ±4µm |
| 167-273 | 50mm | ±5µm |
| 167-274 | 75mm | ±6µm |
| 167-275 | 100mm | ±7µm |
| 167-276 | 125mm | ±8µm |
| 167-277 | 150mm | ±9µm |
| 167-278 | 175mm | ±10µm |
| 167-279 | 200mm | ±11µm |
| 167-280 | 225mm | ±12µm |
| 167-281 | 250mm | ±13µm |
| 167-282 | 275mm | ±14µm |
Inch
| Order No. | Length | Accuracy |
|---|---|---|
| Metric (unified) 8 = 60° | ||
| 167-294 | 1″ | ±.00015″ |
| 167-295 | 2″ | ±.0002″ |
| 167-296 | 3″ | ±.00025″ |
| 167-297 | 4″ | ±.0003″ |
| 167-298 | 5″ | ±.00035″ |
| 167-299 | 6″ | ±.0004″ |
|
Whitworth 8 = 55° 167-283 |
||
| 1″ | ±.00015″ | |
| 167-284 | 2″ | ±.0002″ |
| 167-285 | 3″ | ±.00025″ |
| 167-286 | 4″ | ±.0003″ |
| 167-287 | 5″ | ±.00035″ |
| 167-288 | 6″ | ±.0004″ |
