This Nema 23 23HS22-2804S-PG15 stepper motor is a Bi-Polar Stepper Motor with 200 Steps or 1.8 degrees per Step.
Specifications:
Step Angle: 1.8 degrees
Steps per Revolution: 200
2-Phase
Bipolar
Voltage: 2.5VDC
Current: 2.8Amps
Phase Resistance: 0.9Ω
Phase Inductance: 2.5mH
Holding Torque: 12.6 K-CM / 165 OZ-In
Moment of Inertia: 300 g.cm^2
Weight: 0.7kg