This is a great deal, don’t miss it. Each motor comes out to a little over $10 a piece.
Specs
Step Angle Accuracy: ±5%(full step, no load)
Resistance Accuracy: ±10%
Inductance Accuracy: ±20%
Temperature Rise: 80C deg Max.(rated current, 2 phase on)
Ambient Temperature: -10 C ~ +50 C
Insulation Resistance: 100MΩ Min.500VDC
Dielectric Strength: 500VAC for one minute
Shaft Radial Play: 0.02Max.(450 g-load)
Shaft Axial Play: 0.08Max.(450 g-load)
Certified CE and RoHS
More Specs
Mechanical Specs
Frame size 42 x 42mm
Body length 47mm
Shaft diameter Φ5mm
Shaft length 19.5mm
Double D-cut length 19.5mm
Number of Leads 4
Lead length 225mm
Technical Specs
Step Angle 1.8°
Step Accuracy 5%
Holding Torque 59Ncm(http://83.6oz.in) Powerful
Rated Current/phase 2.0A
Phase Resistance 1.4ohms
Voltage 2.8V
Inductance 3.0mH±20%(1KHz)
Weight 400g
https://www.massdrop.com/buy/nema17-motor