Pin Gage,Plus,0.511 In,Black
00020 in, Tolerance Class ZZ, Hardness RC 60/65, Long Form Calibration Certificate No, Overall Length 2 in, Standards ISO 17025.Class ZZ Go Pin Gauge, Material Steel, Finish Black Oxide, Diameter 0.0005 in, Diameter Range 0.5250 in, Dimension Type Inch, Gauge Type Go (Plus), Included Certification Certificate of Accuracy with NIST Traceability, Surface Finish 10 Microinch or Better, Tolerance 0.