Answer
6.23 mm
Work Step by Step
The barrel reading is:$\ \ \ \ \ \ \ \ \ \ \ 6.00$ mm
The head reading is:$\underline{\ \ \ \ \ \ \ \ \ \ \ \ \ 0.23}$ mm
The total measurement is:$\ \ \ \ 6.23$ mm
You can help us out by revising, improving and updating this answer.
Update this answerAfter you claim an answer you’ll have 24 hours to send in a draft. An editor will review the submission and either publish your submission or provide feedback.