CNC Rotary 4th Axis Holding Jaws 2 ways, 2 sets each with 3
pieces Chuck holding diameter available in 2, 3, 4 Inch Self
centering
Jaw Full set of accessories
Reduction ratio optional 1:1, 2:1, 3:1,4:1 or 5:1 Nema23 or Nema34
Stepper Motor Aluminum structure