Mechanical Outside Micrometer, Range 9 in to 10 in, Resolution 0.0001 in, Accuracy +/-0.0001 in, Long Form Calibration Certificate No, Dimension Type Inch, Mechanical Display Type Vernier, Operation Type Mechanical, Thimble Type Ratchet, Anvil Material Carbide, Anvil Shape Flat, Case Included Yes, Frame Material Steel, Includes Adjustable Wrench, Lock Nut Type Ring, Maximum Measurement - Inch 10 in, Minimum Measurement - Inch 9 in, Rotating Spindle (Yes/No) Yes, Spindle Diameter 0.3 in