High Torque Nema 17 Stepper Motor 0.9 Degree 2 Phase Bipolar 1.2A 1.7 Ohm 0.16 Nm 22.66 Oz In Holding Torque With 4 Lead Shaft 17 Mm Bore 5 Mm 42 By 34 Mm Frame 1 M Cable For 3D Printer DIY CNC Robot For DIYers And Makers YEJMKJ

High Torque 0.9° NEMA 17 Stepper Motor for DIY (Single)
✔️ 2-phase bipolar, 0.9° step angle, 1.2A rated, 22.66 oz-in torque

This NEMA 17 stepper motor delivers precise, high-torque rotation for compact motion control. Ideal for 3D printers, DIY CNC machines, and robotics projects, it includes a 1 m 4-conductor cable ready to wire into standard drivers.

✅ 2-phase bipolar design with A+/A- and B+/B- windings
✅ Step angle 0.9° (400 steps per revolution)
✅ Holding torque 16 N·cm (22.66 oz-in)
✅ Resistance 1.7 Ω; rated current 1.2 A
✅ Inductance 3.0 mH ± 20%
✅ Frame size 42 x 42 x 33.3 mm; mounting hole distance 31 mm
✅ Shaft diameter 5 mm; D-cut length 13 mm
✅ Cable length 1 m, 4-wire color code A+, A-, B+, B-

Dimension	Metric	Imperial
Body size	42 x 42 x 33.3 mm	1.66 x 1.66 x 1.31 in
Installation hole distance	31 mm	1.22 in
Shaft diameter	5 mm	0.20 in
Shaft length (D-cut)	13 mm	0.51 in
Weight	235 g	0.52 lb

Pack Size: Single motor. This compact NEMA 17 unit blends a robust steel core with a tuned winding design to deliver dependable performance in small, demanding setups like compact 3D printers, hobby CNC rigs, and lightweight robotics.

💡 What is a stepper motor used for in DIY motion control?

A handy overview of how these motors enable precise, incremental movement in hobby projects. - Used to drive precise rotational positioning in 3D printers, CNC routers, and robots - Paired with stepper drivers to enable microstepping for smoother motion - Simple open-loop control with repeatable torque at modest speeds