Mitutoyo Interchangeable Anvil Bore Gage with Digital Indicator. Features Include... 16" - 24" Measuring Range Carbide Ball Contact Point Extension Rods Available for Deep Holes Digital Indicator Features... Mitutoyo's new Digital Indicator specially designed for Bore Gage Applications. The new Bore Gage-Type Digimatic Indicator features both a Key-Lock and Parameter-Lock to prevent accidental. changing of settings during operation is easy. Fast measurement frequency allows the user to increase the number of readings per second from 10 to 50. The minimum value holding function provides the easy detection of hole diameter. An analog bar indicator is also integrated to enhance the intuition in reading. Go / NO-GO judgment is performed by setting the upper and lower tolerances. Up to three sets of master values and upper/lower tolerance values can be memorized. Selectable Resolutions... 0.00005" / 0.0001" / 0.0005" 0.001 / 0.01mm Features also include... LCD Display SPC Output