Mitutoyo Digimatic Indicator for Calculation Applications Specifications include... 0-.500" - 12.7mm Measuring Range 0.00005" / 0.0001" / 0.0005" Resolution 0.001mm / 0.01mm Resolution Functions included... Face Rotates 330° Calculation function operates on spindle displacement. Entering the appropriate formula factors for a fixture dedicated to the application enables direct measurement readout, thereby eliminating any need for the conversion tables previously needed for those applications where fixtures are typically used. 3/8" Stem Diameter MIN / MAX / TIR / GO - NO GO Simple operation of many functions with 5 buttons and status icons. Wide LCD and new analog bar graph are now standard on all models Performs sampling 50 times per second, allowing to detect peak value more correctly With Flat Back Product brochure on Mitutoyo CALC Type Indicators: Click Here