https://www.casunsteppermotor.com/sale-53642968-casun-nema-8-7-5v-40-mn-m-0-6amp-stepper-motor-with-encoder-stepping-motor-for-medical-equipment.html
Nema 8 Stepper Motor with Encoder - 7.5V 40mN.m for Medical Equipment
Compact Nema 8 stepper motor with encoder for precision medical devices. 40mN.m torque, 7.5V operation, CE/RoHS certified. Custom options available.
stepper motor with encoder