Mitutoyo Interchangeable Anvil Micrometer Specifications include... 6-12" / 152.4 - 304.8mm Measuring Range 0.00005" / 0.001mm Resolution +/-.00012 In Accuracy Features include... SPC Output IP65 Rated Protection 6 Interchangeable Anvils... 1", 2", 3", 4", 5", 6" 6 Setting Standards... 1", 2", 3", 4", 5", 6" Carbide Tipped Measuring Faces Includes zero-setting standards Functions include... Zero-setting, data hold, Preset, Data Output, In / mm Conversion Alarm: Low voltage, counting value composition error