Plug Gage,Tool Steel,0.6623 in. dia.
6650 in, Dimension Type Inch, Gauge Type No-Go (Minus), Included Certification Certificate of Accuracy with NIST Traceability, Surface Finish 4 Microinch or Better, Tolerance 0.7600 in, Diameter Sub-Range 0.00004 in, Tolerance Class X, Hardness RC 60/65, Long Form Calibration Certificate No, Overall Length 2 in, Standards ISO 17025.