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Stepper motor - NEMA-17 size - 200 steps/rev, 12V 350mA : ID 324 : $14.00 : Adafruit Industries, Unique & fun DIY electronics and kits
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Amazon.com: Geeetech Nema 42-40 Stepper Motors for 3D Printer with 70CM Cable, X/Y/E-Axis Extruder Step Motor 2 Phase 1.68A 1.8 Degree 40N.M : Industrial & Scientific
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