Mechanical Outside Micrometer Set Range 0 in to 3 in Resolution 0.001 in Accuracy +/-0.0001 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 2 Standards Carbide Faces Fitted Case Positive Locking Clamp Spanner Wrenches Spindle Shape Round