1. Application Fields (1) CNC 4th axis ( A aixs, Rotary axis ) with chuck for cnc router cnc miiling machine (2) hollow shaft Rotary axis 3 Jaw 100mm chuck CNC 4th Axis CNC dividing head for cnc router (3) Rotation 6:1 A axis for Mini CNC router/engraver woodworking engraving machine (4) Specifications Chuck: K11 100mm 3-jaw chuck Center Height: 65mm Total Height: 115mm output shaft diameter: 30mm hollow shaft diameter: 21mm Angle: 0.3 degrees / step Speed reducing ratio: 6:1 (Synchronous belt ) Stepper motor : Two phase NEMA23 stepper motor, L76mm, 4.2A accessories: three external jaws and wrench Size: L210mm x W168mm x 115mm.
eBay