Class X No-Go Pin Gauge, Material Steel, Finish Uncoated, Diameter 0.6900 in, Dimension Type Inch, Gauge Type No-Go (Minus), Included Certification Certificate of Accuracy with NIST Traceability, Surface Finish 4 Microinch or Better, Tolerance 0.0001 in, Diameter Range 0.6351 in to 0.
6100 in, Dimension Type Inch, Gauge Type Go (Plus), Included Certification Certificate of Accuracy with NIST Traceability, Surface Finish 4 Microinch or Better, Tolerance 0.6051 in to 0.