<![CDATA[EC21 Product Catalogs - bipolars]]> <![CDATA[NEMA 8 20mm Diameter Bipolar Hybrid Stepper Motor]]> <![CDATA[15mm 18 Deg Micro Stepper Motor with Reduction(Gear Ratio 1:20, 1:50)]]> <![CDATA[Motor Driver(SD-2H086MB)]]>