Standard Pack = 1 piece(s). Type = Indi-X Indicating Micrometer ; Range = 0 To 1 Inch ; Accuracy = 0.00016 Inch ; Flatness = 0.000012 Inch ; Dial Graduated In = 0.00005 Inch ; Diameter Of Spindle = 0.256 Inch ; Features = Anvil And Spindle Hardened And Precision Ground, Fully Insulated Frame, Satin Chrome Finish, Carbide Tipped Anvil & Spindle, Retracting Button Conveniently Located In Relation To Operator's Hand ;