micrometer screw

noun

a screw with a fine thread of definite pitch, such as that of a micrometer gauge

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Rotate the head of the micrometer screw until the movable line has transversed one division of the stage micrometer.

The measurement depends on the accuracy of the micrometer screw, which is cut and corrected with great care.

The top carriage can be moved by hand and accurately set by means of a micrometer screw.

The swivel C is bored out so that the axis of the micrometer screw will be parallel to the body of the holder when it is in place.

The jaw end is counterbored out with a 45-degree counterbore to form a bearing for the forward end of the micrometer screw.

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