3203-3006A INSIZE Outside Micrometer 150-300mm SetINSIZE Outside Micrometer Set 150 300mm Features include 150 300mm Measuring Range 0. 01mm Graduations Carbide Measuring Faces 0. 256" Spindle Diameter Ratchet Stop Spindle Lock Furnished in fitted Case Included in this set 150 175mm Micrometer with Standard 175 200mm Micrometer with Standard 200 225mm Micrometer with Standard 225 250mm Micrometer with Standard 250 275mm Micrometer with Standard 275 300mm Micrometer with Standard