Plug Gage,Tool Steel,0.4987 in. dia.
5000 in, Dimension Type Inch, Gauge Type No-Go (Minus), Included Certification Certificate of Accuracy with NIST Traceability, Surface Finish 4 Microinch or Better, Tolerance 0.4061 in to 0.Class X No-Go Pin Gauge, Material Steel, Finish Uncoated, Diameter 0.