Manufacturer Part Number: 139-201|Type|Minimum Measurement (Inch)|Minimum Measurement (mm)|Minimum Measurement (Decimal Inch)|Maximum Measurement (Inch)|Maximum Measurement (Decimal Inch)|Maximum Measurement (mm)|Graduation (Decimal Inch)|0.0010Graduation (mm)|Calibrated|Traceability Certification Included|Maximum Extension Rod Length (Inch)|6.0000Accuracy (mm)|0.00012+m+(0.00004xR/20) inAccuracy (Decimal Inch)|0.00012+m+(0.00004xR/20) inThimble Type|Accuracy (micro m)|0.00012+m+(0.00004xR/20) inNumber of Contact Points|0Number of Extension Rods|8Rod Diameter (mm)|Rod Diameter (Decimal Inch)|0.3750Rod Diameter (Inch)|Number of Setting Rings Included|0Travel (Decimal Inch)|0.5000Travel (Inch)|Setting Ring Diameter (Decimal Inch)|Measuring Face Material|Finish/Coating|Includes|0.5, 1, 2, 2.5, 3, 3.5, 4 & 6" Extensions; 139-004Digital Counter|NoFeatures|High Measurement Speed & Acceleration; Vertical UsagePSC Code|UNSPSC Code|