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Ships within 48 hours · Estimated delivery Jul 5 - Jul 10
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Description
[Bundle Discount]2.2KW ER20 Water Cooled Spindle Kit+80mm Spindle Mount[Versatile Control] PWM Default for Mach3 GRBL The VFD is factory set to PWM Mode for instant integration with Mach3, GRBL, and other CNC control boards. It also supports 0 10V Analog Control (with Forward Reverse support) and Manual Panel Control. Note: High voltage wiring is pre assembled for safety. To switch to Manual Panel Control, simply adjust 2 parameters on the VFD. [High Precision 2. 2kW Power] 0. 005mm Runout Accuracy Designed for spindle
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[Versatile Control] PWM Default for Mach3/GRBL
The VFD is factory-set to PWM Mode for instant integration with Mach3, GRBL, and other CNC control boards. It also supports 0-10V Analog Control (with Forward/Reverse support) and Manual Panel Control.
Note: High-voltage wiring is pre-assembled for safety. To switch to Manual Panel Control, simply adjust 2 parameters on the VFD. -
[High-Precision 2.2kW Power] 0.005mm Runout Accuracy
Designed for spindle upgrades, this Φ80mm water-cooled spindle utilizes 4x P4-grade high-precision bearings. This advanced design ensures radial runout <0.005mm and delivers 3x longer service life than standard motors. Experience 24,000 RPM of consistent torque for smooth, chatter-free cuts. -
[ER20 Collet System] Larger Capacity & Versatility
Upgrade from standard ER11 models with this ER20 collet system, supporting a wider range of shank sizes up to 13mm (1/2"). This increased capacity allows you to use larger, more rigid tools for aggressive material removal and faster feed rates. The kit includes 21mm and 30mm wrenches for quick, secure tool changes. -
[Complete Water Cooling] Silence & Durability
Engineered for extended operation, the water-cooling system efficiently dissipates heat to prevent overheating during long carving sessions. The kit includes a dedicated 25W submersible pump and 6 meters of PU tubing. Enjoy a significantly quieter workspace with reduced noise and vibration compared to air-cooled spindles. -
[Wide Material Compatibility] From Wood to Aluminum
This professional CNC spindle kit is perfectly matched for desktop CNC routers (e.g.,NBS-6040,NBX-5040) and modification projects. With its high torque and stable speed control, it effortlessly handles various materials including soft metals (Aluminum 6061, Brass), Hardwood, Plywood, MDF, Acrylic, Plastics, and PVC.
Shipping Notes
- Free Standard Shipping on $100+ Orders to the USA.
- Except Preorder products are shipped in 48 hours.
- Delivery to the USA:
- Standard Shipping : 3-10 business days
- If time is of the essence, please consider selecting expedited delivery for faster service.
Exchange/Return Notes
- We offer a 30-day return/exchange service after receiving.
- Final sale items are not eligible for returns or exchanges.
- To process your return/exchange, please contact us at [email protected]
- Please click here for more details>>> Return & Exchange Policy
4.8 ★★★★★
Based on 2069 reviews
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Product Reviews
★★★★★ 5
Amazing WDT Tool!
Color: Black
This WDT tool instantly improved the evenness of my puck prep, and the difference in my shots was obvious. The ultra‑fine needles fluff the grounds perfectly without creating channels. It has a nice weight to it and feels like a real upgrade compared to cheaper plastic options.
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Reviewed in the United States on June 7, 2026
★★★★★ 5
Has upped our coffee game :)
Color: Sliver, Color: Sliver
EDIT: Well, 2 months later, this is still performing okay, however some of the needles have gotten slightly bent, causing it to seem loose and wobbly as they rotate within their opening. . Not a great aspect of this design. If you loosen the head straighten any bent needles, it does help a little bit.
So far so good. It’s made a little difference in our coffee. We buy espresso beans and so we really pay attention to the way the espresso acts from cup to cup. We notice that after using this tool our coffee is a little sweeter, probably because the way the grounds are so evenly distributed and the little channels that the wires create. Easy to use, store, and keep clean. And it’s cute on the counter!
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Reviewed in the United States on December 11, 2025
★★★★★ 5
Big Improvement in Espresso Consistency
Color: Black
This WDT tool made a noticeable difference in the quality of my espresso shots. The needles are thin enough to break up clumps and create a very even coffee bed, and the distribution feels smooth and controlled. Build quality is solid, the handle feels comfortable, and it’s easy to clean. I’ve gotten more consistent extractions and better flavor since using it. For anyone looking to upgrade their espresso workflow, this is a simple but very effective tool. Definitely worth it.
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Reviewed in the United States on December 8, 2025
★★★★★ 5
Impressed
Color: Black
I rarely give 5 star reviews. This product deserves it. A lot of thought has gone into the design.
First, the material of it is quite good, metal. It has a contoured and knurled top for ease of use and good grip without being "grippy". The recepticle has little brushes inside which I think is unique to this product. Will those brushes created a problem in the future? I don't know. But there must be a way to clean out the coffee dust at some point. An air blower?
Until now I had been using a home-made WDT with acupuncuture needles drilled into a cork. When I used the Nessus WTD I could immediately feel a difference as I stirred the grounds. While I have only made two double-shots so far, there was noticeably less channeling that I had before (I use a bottomless portafilter exclusively). Actually I had no channeling, but initially two streams that mergedi into one in about 3 seconds, so pretty good compared to what I had before.
Nothing much more to say except the price was quite good compared to other WDT's. Even though I haven't used this product more than a few times, I can, at least at first blush, recommend it.
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Reviewed in the United States on February 9, 2026
★★★★★ 5
Works well out of the box, and better with a tweak.
Color: Black, Color: Black
This is a solid, well-made WDT tool that does exactly what it’s supposed to do — and gives you room to fine-tune it to your preference.
The build quality feels good in the hand, and it works well right out of the box. A big plus is that it comes with extra needles, which makes it easy to change out bend needles or customize. I found that removing some of the needles actually improved usability for me. With all nine installed, it tended to push grounds around too aggressively.
I’m currently running just 3 needles, and that setup works much better for gently breaking up clumps and distributing grounds without pushing or spilling coffee over the basket. Once dialed in, it’s been very effective and consistent.
Overall, this is a great tool from TIVERAIN. If you like dialing in your workflow and want control over how aggressive your WDT is, this one is a great option.
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Reviewed in the United States on January 6, 2026