Mechanical Outside Micrometer Range 0 in to 1 in Resolution 0.001 in Accuracy +/-0.001 in Long Form Calibration Certificate No Dimension Type Inch Included Certification No Jaw Depth 1.1 in Mechanical Display Type Vernier Operation Type Mechanical Resolution - Counter 0 in Thimble Type Ratchet Anvil Material Carbide Anvil Shape Flat Case Included Yes Case Type Plastic Case Frame Material Steel Includes - Lock Nut Type Lever Maximum Measurement - Inch 1 in