Nema 17 Stepper Motor, 2 Phase, 1.5A, 0.4N·m | ATO.com
Stepper Motor Nema 17: 0.45(N.m) Length 40(mm) – Roboteurs
Amazon.com: Twotrees Stepper Motor Nema 17 Motor High Torque 1.5A (17HS4401) 42N.cm (60oz.in) 1.8 Degree 38MM 4-Lead with 1m Cable and Connector for 3D Printer : Industrial & Scientific