Digital Interchangeable Anvil Micrometer Range 0 in to 4 in 0 to 101 mm Resolution 0.0005 in/0.001 mm IP Rating Not Rated SPC Output Yes Anvil Material Steel Lock Nut Type Ring Maximum Measurement - Inch 4 in Maximum Measurement - mm 101 mm Minimum Measurement - Inch 0 in Minimum Measurement - mm 0 mm Spindle Material Steel