Amazon.com: Cloudray 2-Phase Stepper Motor Driver DM542S 1.0-5.0A 24-48VDC 1/128 Micro-Step Resolutions for CNC Nema 17, 23, 24 and 34 Stepper Motor for CNC Engraver : Industrial & Scientific
Amazon.com: Cloudray 3-Phase Stepper Motor Driver 3DM580S 1.0-8.0A 18-50VDC for CNC Nema 17, 23, 24 and 34 Stepper Motor : Industrial & Scientific
Nema 34 Stepper Motor Driver Controller, 18-80V AC / 24-110V DC 7.2A Stepper Motor Driver Controller Modulefor 2 Phase 86 Motor 2 Phase Hybrid Stepper Motor Driver Board: Amazon.com: Tools & Home Improvement
Nema 34 Stepper Motor 5.5A 4.5Nm (640 oz-in) 80mm Length for CNC Router Mill Lathe - - Amazon.com
NEMA 34 Stepper Motor with Brake, 114mm 1160oz-in 5.6A 8Leads - - Amazon.com
Nema 34 Stepper Motor 6A 12Nm (1700 oz-in) 156mm Length for CNC Router Mill Lathe - - Amazon.com
Amazon.com: MOONS' Double Shaft NEMA 34 High Torque Stepper Motor 9.8Nm(1387.88oz-in) 2Phase 1.8 Degree Bipolar Stepping Motor 5A Step Motor 126mm 3Stack(Model ML34HD2L4500-E) : Industrial & Scientific
HobbyUnlimited Nema 34 Stepper Motor 6A 8.5Nm (1200 oz-in) 118mm Length for CNC Router Mill Lathe, Black - - Amazon.com