Description: 42 stepper motor dual shaft 1.7A 0.55N 12V 42BYGH47-1704B engraving machine fits for 3D printer CNC tools.     Specification:  Voltage: 12V.  Body height: 47mm.  Shaft diameter: Φ5mm, D-axis.  Rront axle length: 20mm.  Socket type (rear): 10mm.  Outgoing mode: Two-phase four outlets (Black A + Green A / Red B + Blue B - ).  Scope: Widely used for 3D printers, monitor equipment, medical/textile/packaging machinery, stage lighting, ect.  Axis type optional: N round optical axis, P milling single flat table.  Shaft exit mode optional: A single-end shaft exit, B two-end shaft exit.     Features:  - The motor wire adopts pure copper, copper wire layout is uniform, corrosion resistance, good thermal conductivity, strong electrical conductivity.  - Good quality bearing, strong steeliness, high precision, durable.  - Stable torque, low temperature, low noise, long service life.     Package Included:  1 x 42 Stepper Motor