Spindle-Mounted Centering Dial Indicator Range 0 to 0.110 in Dimension Type Inch Maximum Measurement - Inch 0.11 in Minimum Measurement - Inch 0 in Minimum Measurement - mm 0 mm Features Provides Quick and Accurate Centering in Boring and Milling Set-Up Includes External/Internal Feeler Plastic Case Range per Revolution 0.05