Quote:
Originally Posted by Cbrinson47
Did you know that the factory tolerance on a micrometer, Dial indicator, or dial caliper is plus or minus .001. I know this because I used to calibrate precision tools for the Dept. of the Navy. They should be checked with "GAGE BLOCKS" a least once a year. Tools being treated to rough treatment as in running all over the U.S. should be certified at least several times a year. Do you really think most tools being used by the NHRA tech. dept. have been certified?
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Not only that, but if one of them is dropped it needs to be set aside and sent in to be checked / calibrated.
Stan