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Stepper Motor Specifications, NEMA 17 1.8 Degree 200 Steps-per-revolution Four-phase Unipolar Permanent-magnet Stepper-motor
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STEPPERONLINE Nema 23 Stepper Motor 3.0A 269oz.in/1.9Nm 76mm Length Step Motor for CNC Mill Lathe Router - - Amazon.com
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Nema 23 Bipolar 1.8deg 1.26Nm (178.4oz.in) 2.8A 2.5V 57x57x56mm 4 Wires - 23HS22-2804S STEPPERONLINE
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