Bore Gauge without Dial Indicator

Mechanical Bore Gauge Set without Mechanical Indicator Range 0.48 in to 0.811 in Operation Type Mechanical Contact Style Split Ball Dimension Type Inch Includes Indicator No Maximum Measurement - Inch 0.811 in Minimum Measurement - Inch 0.48 in Requires Indicator Yes Accuracy 0.000157 in Contact Point Material Steel Includes Case Yes Series 2421 Compatible Dial Graduations 0.000 in 0.0001 in 0.001 in Repeatability 39micron in