... motors from 1.1 diameter(permanent magnet design) to 4.2 diameter (hybrid). ZJTEX specializes in customizing our wide range of ... machine reliability, and reduceyour time to market.1 high torque 2 no noise3 low vibration4 stable temperatureFeature:1 SR driver model ... ,3200,4000,5000,6400,51200 available,pulse+direction control mode2 motor size 60&86mm,length 54.5&76.5&66.5 ...