Bore Gage Range 0 in to 0.05 in Dial Graduation 0.0001 in Operation Type Mechanical Contact Style Ball Dimension Type Inch Included Spacers 0.02 0.04 0.08 0.12 in Includes Indicator Yes Maximum Measurement - Inch 6 in Minimum Measurement - Inch 2 in Number of Gauges 1 Number of Spacers 4 Requires Indicator Yes Accuracy +/-0.0001 in Case Type Case Contact Point Material Carbide Tipped