Manufacturer Part Number: 21-265-4|Contact Point Style|Flat NeedlePoint Material|Black Oxide SteelContact Point Length (Decimal Inch)|1.0000Contact Point Length (Inch)|1Contact Point Length (mm)|Diameter (mm)|Ball Diameter (mm)|Ball Diameter (Inch)|Ball Diameter (Decimal Inch)|Overall Length (Decimal Inch)|Overall Length (mm)|Overall Length (Inch)|Thread Size|#4-48Point Angle|Industry Designation|AGD Group 1For Use With|Dial IndicatorsApplication|Features|Absolute Encoder Ensures All Settings; Function Lock; Switchable Resolutions on Models Noted BelowDiameter (Inch, Fraction)|Point Identification|Diameter of Measurement (Decimal Inch)|0.0600Manufacturer's Part Number|Product Service Code|UNSPSC Code|41111600