Mechanical Outside Micrometer, Range 0 in to 1 in, Resolution 0.0001 in, Accuracy +/-0.0001 in, Long Form Calibration Certificate Yes, Dimension Type Inch, Included Certification Long Form Calibration Certificate, Jaw Depth 1.1 in, Mechanical Display Type Vernier, Operation Type Mechanical, Thimble Type Ratchet, Anvil Material Carbide Tipped, Anvil Shape Flat, Case Included Yes, Case Type Plastic Case, Includes Fitted Plastic Case, Maximum Measurement - Inch 1 in, Minimum Measurement - Inch 0 in