The 9560 differential screw provides two linear adjustment ranges in one unit: a coarse adjustment range of 0.31 in (8 mm) with a 48 pitch thread to "dial in", and a fine adjustment range of 0.078 in (2 mm) with a pitch equal to 336 threads per inch for extremely sensitive linear positioning.

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Linear Slides and Stages ~ Drive Mechanisms

	Max. Travel	Readout	Readout Reset	Resolution
Graduated Micrometer	50 mm	x		Good
Digital Micrometer	50 mm	x	x	Good
Fine Screw	19 mm			Better
Differential Screw	19 mm			Best