Digital Interchangeable Anvil Micrometer Range 19.680 in to 23.620 in 500 to 600 mm Resolution 0.0001 in/0.001 mm IP Rating Not Rated SPC Output Yes Anvil Material Steel Lock Nut Type Ring Maximum Measurement - Inch 23.620 in Maximum Measurement - mm 600 mm Minimum Measurement - Inch 19.680 in Minimum Measurement - mm 500 mm Spindle Material Steel