Beefy Torque NEMA 17 Stepper Motor With Integrated 100mm TR8x8 Lead Screw For Z Axis, Replaces Prusa i3 And RepRap Z Assemblies, Built For CNC Machines, 2mm Pitch, 4 Starts, 8mm Lead, 400mN.m Torque

NEMA 17 Stepper with 100mm Integrated Lead Screw for Z Axis
✔️ 400mN·m torque, 2mm pitch, 4 starts, 8mm lead, 100mm screw; Pack 1

This high-torque NEMA 17 stepper motor comes with an integrated 100mm TR8x8 lead screw, offering stable Z-axis motion for CNC machines and 3D printers. It’s a solid replacement for Prusa i3 and RepRap Z assemblies, designed for reliable performance in precision machining and DIY builds.

✅ 400 mN·m torque (57.1 oz-in)
✅ 2 mm pitch, 4 starts, 8 mm lead
✅ Integrated 100 mm TR8x8 lead screw (3.94 in) for stable Z motion
✅ 42 mm body (1.65 in), NEMA 17, 2-phase 4-wire
✅ Brass nut and 1 m (39.37 in) motor wire included

💡 What is a NEMA 17 stepper motor with an integrated lead screw typically used for in CNC or 3D printing?

This handy design keeps Z-axis motion tight and reliable, with fewer parts to assemble.

- Handy for hobby CNC mills and 3D printers needing precise Z motion

- Eliminates extra shaft couplings and alignment challenges

- Integrates nut and longer wire for quick installs

- Great upgrade for Prusa i3 and RepRap Z assemblies