Lesson 1/Learning Event 1
the length of its travel, and it were set correctly at 0, it would
be off 0.0003 at 1 inch.
However, if the micrometer were set
correctly in the center of its travel, it would be 0.00015 under at
0 and 0.00015 over at 1 inch, which is a much better condition.
Micrometers do not always return exactly to 0 when the anvil and
This does not mean that it is not adjusted
properly. Turn the friction sleeve with a small spanner wrench to
compensate for minor wear on the anvil and spindle or on the screw,