http://is.gd/pnFdK0
Nextrox� NEMA 23 257oz-in 1Nm Stepper Motor 3A 76mm for CNC controller kit
Step Angle:1.8�
Rated Current:3A
Phase Resistance:1Ω
Phase Inductance:3.5mH
Holding Torque:1.8N*m;Detent Torque:6N*cm