Dial Indicator - Lug Back, Range 0 in to 0.05 in, Graduations 0.0001 in, Accuracy +/-0.0001 in, +/-0.0003 in (Overall), Long Form Calibration Certificate No, AGD Number AGD 2, Back Type Lug, Dial Color White, Dial Reading 0-100, Dial Size 2.2 in, Dimension Type Inch, Included Certification Short Form Certificate Traceable to NIST, Maximum Measurement - Inch 0.05 in, Minimum Measurement - Inch 0 in, Number of Indicators 1, Operation Type Plunger, Range per Revolution 0.01 in, Reading Continuous