Full D-cut Shaft Nema 17 Bipolar 0.9deg 46Ncm (65.1oz.in) 2A 2.9V 42x42x48mm 4 Wires - 17HM19-2004S1 STEPPERONLINE
Nema 17 Stepper Motor 40mm Nema17 Bipolar Stepping Motor 2a 45ncm 1m Cable( 17hs16-2004s1) 4-lead For 3d Printer Cnc Robot - Stepper Motor - AliExpress