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These micrometers come with a calibration certificate traceable to NIST that states they've passed a test for accuracy.
Up to ten times as precise as standard electronic micrometers.
Each micrometer in these sets comes with a calibration certificate traceable to NIST that states it has passed a test for accuracy.
A V-shaped anvil is designed to measure the outside diameter of cutting tools with three flutes.
With a calibration certificate traceable to NIST that says they've passed a test for accuracy, you can trust these gauges to confirm if your object's outer diameter is within tolerance. They're also known as snap gauges because they snap onto rods, shafts, and other cylindrical objects.