Mechanical Outside Micrometer Set, Range 0 in to 12 in, Resolution 0.0001 in, Accuracy +/-0.0001 in (0 in to 3 in), +/-0.00015 in (3 in to 6 in), +/-0.0002 in (6 in to 9 in), +/-0.00025 in (9 in to 12 in), SPC Output No, Long Form Calibration Certificate No, Dimension Type Inch, Micrometers Included 1 in, 2 in, 11 in, 12 in, 3 in, 4 in, 5 in, 6 in, 7 in, 8 in, 9 in, 10 in, Number of Micrometers 12, Operation Type Mechanical, Thimble Type Friction/Ratchet, Anvil Material Carbide Tipped