test on 2 steppers, nema 23 and nema 24 in cnc machine.lead screw 1605 which is 5mm travel per revolution.Driver gecko540, Z Dual Shaft Nema 24 CNC Stepper Motor 4Nm (566 oz.in) 60x60x100mm 8 WiresX Dual Shaft Nema 23 Bipolar 1.9Nm (269oz.in) 2.8A 3.2V 57x57x76mm 4 Wires