This Class ZZ Plus plug gage is designed for precise measurement applications, including Go inspection, setting micrometers, and checking verniers. Constructed from durable tool steel with a hardness of 60/65 Rc, it provides reliable performance in industrial measuring tasks.
- Diameter: 18.91 mm
- Overall length: 2.0000 in.
- Tolerance: 0.00508 mm
- Material: Tool steel (60/65 Rc)
- Finish: 10 microinch or better
- Roundness: 0.0001 in. (0.0025 mm)
- Standard: ASME B89.1
- Certification: Includes certificate of accuracy with NIST traceability