Digital Outside Micrometer Range 18.700 in to 19.680 in 475 to 500 mm Resolution 0.0001 in/0.001 mm IP Rating IP67 SPC Output Yes Thimble Type Friction Anvil Material Carbide Includes Output Capability for Data Transmission Lock Nut Type Lever Maximum Measurement - Inch 19.680 in Maximum Measurement - mm 500 mm Minimum Measurement - Inch 18.700 in Minimum Measurement - mm 475 mm Spindle Material Carbide