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This Class ZZ minus plug and pin gage is a precision measurement tool designed for inspecting hole sizes, checking locations, and calibrating measuring devices. Constructed from high-quality tool steel, this gage features a nominal diameter of 16.15 mm and an overall length of 2 in. It is engineered for durability and reliability in demanding shop environments.
Hardened to 60 to 65 Rc for extended service life
Features a 10 microinch surface finish
Includes a certificate of accuracy with NIST traceability
Clearly marked with diameter and direction of tolerance
Suitable for setting micrometers and verifying other inspection instruments
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