27:1 Planetary Gearbox Nema 17 Stepper Motor 1.68A for DIY CNC Robot 3D Printer
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<b>[Product Information]</b><br>
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<li>* High Torque Good Speed</li>
<li>* 0.067° Step Angle Planetary Gearbox Ratio 26.85:1</li>
<li>* NEMA-17 bipolar 4-wire with motor length 40mm</li>
<li>* Rated current 1.68A & resistance 1.65ohms</li>
<li>* Rated Speed 7rpm/Rated Torque 3Nm</li>
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