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Micrometers. Micrometer. Often called “mikes” Advantages over other measuring instruments Clear and easy to read Measure consistently and accurately. Micrometer. Micrometer. One complete revolution of thimble advances 1/40 inch Each line on the barrel represents 0.025 inch
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Micrometer Often called “mikes” Advantages over other measuring instruments Clear and easy to read Measure consistently and accurately
Micrometer • One complete revolution of thimble advances 1/40 inch • Each line on the barrel represents 0.025 inch • A new line uncovered each thimble revolution
Vernier Scale Micrometer • Reads to the nearest .0001”
Micrometer Usage • Proper Handling
Micrometer Usage • The fit should be snug but not tight
Micrometer Usage • Tighten from the ratcheting end of the barrel to ensure that the fit is not too tight.