This NEMA 17-size hybrid bipolar stepping motor has a 1.8° step angle (200 steps/revolution). Each phase draws 1.7 A at 2.8 V, allowing for a holding torque of 3.7 kg-cm (51 oz-in). Compatible with the MvIt Motor Controller Board.
 
Specifications
Size: 42.3 mm square × 38 mm, not including the shaft (NEMA 17)
Weight: 285 g (10 oz)
Shaft diameter: 5 mm, D-shape
Steps per revolution: 200
Current rating: 1.68 A per coil
Voltage rating: 2.8 V
Resistance: 1.65 Ω per coil
Holding torque: 3.7 kg-cm (51 oz-in)
Inductance: 3.2 mH per coil
Lead length: 15 cm (6")
Output shaft supported by two ball bearings