CNC Rotary Axis 4th Axis With 3 Jaw Chuck Hollow Shaft Dividing Head A Axis 65mm Tailstock 6 To 1 Reduction For CNC Router Engraving Milling Lathe Machine Pro Grade Heavy Duty
✔️ 65mm (2.56"), 210x168x115mm (8.3x6.6x4.5"), 6:1 reduction
This CNC 4th axis rotary unit adds a dedicated rotary axis to a standard CNC router, milling machine, or lathe, enabling precise cylindrical engraving, spiral cuts, and curved-surface machining. Designed for solid, long-lasting performance with a tailstock and MT2 compatibility.
✅ 65mm center height (2.56"), total height 115mm (4.5"), aluminum alloy base
✅ 6:1 reduction ratio for smooth rotation
✅ Hollow shaft bore 16mm (0.63") for through-shaft use
✅ 80mm 3-jaw self-centering chuck with clamping 22-63mm
✅ NEMA23 stepper, 2-phase hybrid, 1.8° step, 270 oz-in torque
✅ MT2 tailstock with movable center, 65mm height, 45mm stroke
✅ Weight 6.3kg (13.88 lb); overall size 210x168x115mm (8.3x6.6x4.5")
✅ Rust-proof coating and sturdy jaw construction for longevity
💡 What is a CNC 4th axis rotary head used for in engraving and milling?
Here's a handy explanation to help you decide if this tool fits your setup.
- Handy for creating cylindrical engravings and spirals on round parts
- Improves accuracy on curves and surface features
- Works with router, mill, and lathe setups that include a tailstock
- Speeds up production by reducing manual reorientation and retries