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Calibration Rods with Calibration Certificate
The included certificate of calibration traceable to NIST states that these rods have passed a test for accuracy. They let you check and set micrometers and other measuring tools. All have insulated plastic handles to minimize heat expansion.
For technical drawings and 3-D models, click on a part number.
| Lg. | Lg. Tolerance | Dia. | Manufacturer | Manufacturer Model Number | Each | |
| 1" | 0" to 0.0001" | 1/4" | Starrett | 234A-1 | 0000000 | 000000 |
| 2" | 0" to 0.0001" | 1/4" | Starrett | 234A-2 | 0000000 | 000000 |
| 3" | 0" to 0.0001" | 1/4" | Starrett | 234A-3 | 0000000 | 000000 |
| 4" | 0" to 0.0001" | 1/4" | Starrett | 234A-4 | 0000000 | 000000 |
| 5" | 0" to 0.0001" | 1/4" | Starrett | 234A-5 | 0000000 | 000000 |
| 6" | 0" to 0.0001" | 1/4" | Starrett | 234A-6 | 0000000 | 000000 |
| 7" | 0" to 0.0001" | 3/8" | Starrett | 234A-7 | 0000000 | 000000 |
| 8" | 0" to 0.0002" | 3/8" | Starrett | 234A-8 | 0000000 | 000000 |
| 9" | 0" to 0.0002" | 3/8" | Starrett | 234A-9 | 0000000 | 000000 |
| 10" | 0" to 0.0002" | 3/8" | Starrett | 234A-10 | 0000000 | 000000 |
| 11" | 0" to 0.0002" | 3/8" | Starrett | 234A-11 | 0000000 | 000000 |
| 12" | 0" to 0.0002" | 7/16" | Starrett | 234A-12 | 0000000 | 000000 |
| 13" | 0" to 0.0002" | 7/16" | Starrett | 234A-13 | 0000000 | 000000 |
| 14" | 0" to 0.0002" | 7/16" | Starrett | 234A-14 | 0000000 | 000000 |