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CNC Milling Machine Rotational Axis CNC Router Rotary Table Rotary a axis 4th Axis 65mm 3 Jaw Chuck Dividing Head w/ Nema17 stepper motor w/ 54mm Tailstock Reducing ratio 4:1 for CNC Engraving Machine

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$160.00

$ 77 .99 $77.99

In Stock

1.Style:K11-65mm


About this item

  • Specifications of the K11-65mm CNC 4th Axis: Middle height: 54mm/2.12 inch; Total height: 85mm/ 3.34 inch; Angle: 0.3°/step; Diameter of gear output shaft: 20mm/ 0.78 inch, Reduction ratio: 4:1 belt delay mode
  • Specifications of Chuck: Model: K01-63mm; Jaws: Three-jaw chuck; Chuck Diameter: 63mm/2.48 inch; Internal jaw clamping: 1-50mm/0.04-1.97 inch; External jaw clamping: 16-50mm/0.63-1.97 inch ; Centering precision: 0.05mm/0.0019 inch
  • Specifications of Tailstock: Center height: 54mm; Top tip: activity type; Telescopic stroke: 30mm; Axial lock key for riding stock; Application: The fourth axis can be used for three-dimensional processing of cylinders, bends and circles,widely used in cnc router,milling machines,engraving machine etc
  • Stepper motor: Nema17 2-phase stepper motor 45N.cm 64oz-in 1.7A; 4 Lead Wires: A+ to Red ; A- to Blue; B+ to Green ; B- to Black
  • Advantages: Rust-proof dust cover, polishing and anode oxidation cover, rust protection coating; Stable 3 jaw chuck structure,fine workmanship,solid and practical jaw, excellent process to maximize service life



Product Description

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Package included:

  • 1 x Rotary K11-65mm 4th axis (with 3 jaw chuck & Nema17 stepper motor) Reducing ratio 4:1
  • 1 x 54mm Tailstock
  • 2 x wrench
  • 1set cables
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K11-65mm 4th axis

  • Center height: 54mm
  • Total height: 85mm
  • Angle: 0.3°/step
  • Transmisiion output shaft diameter: 20mm
  • Speed reducing ratio: 4:1
  • Clamping Range : 1-50mm
  • Hold tight size range:16-50mm
  • Centering precision: 0.05mm
  • Chuck Model: K01-63
  • Chuck:3 Jaw Chuck
  • Chuck Diameter: 63mm
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3 Jaw 63mm Chuck

  • Chuck Diameter: 63mm
  • Internal jaw clamping: 1-50mm
  • External jaw clamping: 16-50mm
  • Centering precision: 0.05mm
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  • Motor Model: Nema17 stepper motor 2 phase
  • Motor Torque: 45N.cm (64oz-in)
  • Motor Current: 1.7A
  • Step Angle: 1.8 degree

Wiring's

Motor's Red wire connect to driver's A+

Motor's Blue wire connect to driver's A-

Motor's Green wire connect to driver's B+

Motor's Black wire connect to driver's B-

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Tailstock:

  • Center height: 54mm
  • Top tip: activity type
  • Telescopic stroke: 30mm
  • Axial lock key for riding stock

Nick
2025-08-29 10:49:16
Every once in a while China really outdoes themselves. This is one of those times.This thing is simple, clean and accurate. Now, honestly, there isn't too much to these, but this little package for $250 is a great deal.I found a random $20 controller to go with this and it works great. Spins plenty fast, even with the 6:1 reduction.Mating it to my Tormach took some work, but in the end, operates perfectly. Tormach is not expecting a 4th axis with a 6:1 reduction ratio, so none of the micropulse pin settings on the stepper driver generate a proper 360 degree turn when commanding a 360 degree move.You have to go into an .inc file on the controller and change the 4th axis SCALE. Then, if you want it to turn faster, you have to change some speeds, also in the .ini files. It's all on the LinuxCNC forum. But very easy to do and saves $3000 versus a MicroARC.Highly recommended.
José Juan
2025-08-10 14:55:32
Bien
Carlos P
2025-08-07 11:07:42
Just received the package. I noticed that the ball bearing that holds the tip of the tailstock is blocked or damaged,I was able to lose it with WD40 but still, it has a lot of friction. There is no instruction or information on how to fix this.Customer service helped me to solve the issue and I am pleased with the results. Four stars due to the initial issue
MARIUSZ T.
2025-07-15 11:37:05
Very nice unit. I could not find any backlash or any play. Got it in just two days. It worked right out of the box. Price is better that Ebay. I'm going to use 2" aluminum blocks under the unit to turn pieces up to 9" diameter, without them you can do 5" diameter.
Default Shopper
2025-04-27 16:05:43
is ok, not bad. have to drill more holes in the base plate, the ones provided are trash for my table, but maybe not your table.
dennis
2025-04-15 17:51:26
I aleays disliked having to change tools. This is definitely worth the purchase. Price is amazing and from what i can tell really good quality!
Jorge Serrano
2025-02-22 13:51:58
llego muy rapido. no lo he instalado aun pero se ve muy bien.
Deb
2025-02-01 18:41:19
It would have been exactly what I was looking for but it didn’t run. Amazon packing was ok, but box containing item was falling apart. Did they give me a used one…I don’t know. Returning it and reordered another and hopefully it will work and we will be in business.
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