The Gagemaker PG-6000 and RG-7000 Series gauges measure diameters of internal, and external threads respectively.
Both series of these functional diameter gauges inspects the effects of all thread element variations and report deviations.
The gauges must be preset to a Nominal predetermined dimension using gauge blocks, micrometers, or the MIC TRAC measurement centre.
| 90-RG7000 | 5/8 to 4 | POA |
| 90-RG7001 | 4 to 8 | POA |
| 90-RG7002 | 8 to 12 | POA |
| 90-RG7003 | 12 to 16 | POA |
| 90-RG7004 | 16 to 20 | POA |
| 90-RG7005 | 20 to 24 | POA |
