Mechanical Outside Micrometer Set Range 0 in to 3 in Resolution 0.0001 in Accuracy +/-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 3 in Number of Micrometers 3 Operation Type Mechanical Thimble Type Ratchet Anvil Material Carbide Tipped Anvil Shape Flat Case Included Yes Includes 6 Standards Carbide Faces Fitted Case Positive Locking Clamp Spanner Wrenches