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HayWHNKN Brake Disc Drum Lathe

Curated from 82 real Reddit conversations

Refreshed on: March 24, 2025

HayWHNKN Brake Disc Drum Lathe

Brand: HayWHNKN
Price: $1935
Snoop Score:
9.1
Sentiment
7.5
Popularity
9.2
Technical
9.4

Snoop's Take

The HayWHNKN Brake Disc Drum Lathe is a specialized machine designed for the efficient processing of automobile brake drums and discs, making it an ideal tool for auto repair shops. Users have praised its high efficiency, with one stating, "I just really like using the brake lathe. I lose literally nothing but time," highlighting its effectiveness in brake repairs. While many appreciate its adjustable features and sharp cutting tips, some have noted that the cost of turning rotors can be comparable to replacement, leading to mixed reviews. Overall, the product is recommended for its category, especially for those who frequently service brake components and value precision in their work.

Not for you? Check out our other rated Brake Lathes

I just really like using the brake lathe. I lose literally nothing but time.

Positive Feedback

Just not worth it anymore. Most shops charge you almost the same price to replace rotors as they do in labor to turn them.

Negative Feedback
Product
9.1
HayWHNKN Brake Disc Drum Lathe
Brake Drum and Disc Refinishing
10 / 10
Automotive Repair Shops
10 / 10
Quick Conversion Between Tasks
9 / 10
High Efficiency Turnaround
10 / 10
See how this compares to all Brake Lathes

What it does well!

Key strengths users can’t stop talking about.
High efficiency for brake repairs
I just really like using the brake lathe. I lose literally nothing but time.
This is an excellently done video about the resurgence of rear drum brakes in EVs.
That’s why the lathe wasn’t stopping when I pressed the brake.
Easy to adjust features
Being able to adjust a ton of different aspects makes turning rotors fun for me.
Sharp cutting tips enhance performance
Lookin sharp, well done

Where it needs some work!

Areas to watch—feedback on possible improvements.
Cost of turning rotors is similar to replacement
Just not worth it anymore. Most shops charge you almost the same price to replace rotors as they do in labor to turn them.

Compare On All Talked About Dimensions

Product NameImagePriceScoreCompareSee DetailsBuy Now
HPDMC Combination Disc/Drum Brake LatheHPDMC Combination Disc/Drum Brake Lathe$5699
9.3
DetailsBuy
HayWHNKN Brake Disc Drum LatheHayWHNKN Brake Disc Drum Lathe$1935
9.1
DetailsBuy
A2Z Tire Supplies Brake Lathe 1" Double Quick Chuck AdapterA2Z Tire Supplies Brake Lathe 1" Double Quick Chuck Adapter$948
7.8
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7.4
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7.0
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Generic 3 Piece Hubless Quick Chuck Adapter SetGeneric 3 Piece Hubless Quick Chuck Adapter Set$299
6.5
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Generic Twin Cutter Brake Lathe Extension Plate KitGeneric Twin Cutter Brake Lathe Extension Plate Kit$199
5.6
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5.5
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Generic Replacement Dial Assembly for Ammco Brake LathesGeneric Replacement Dial Assembly for Ammco Brake Lathes$128
4.0
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Ammco 3101 1" Brake Lathe ArborAmmco 3101 1" Brake Lathe Arbor$342
3.9
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1.0
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Core Power Plays

The specs and strengths that make it shine.
Drum brakes still used in many vehicles
They’re still in use today. Certain braking systems can only be drums.
My 2022 tacoma has drum brakes. Does that mean its the last of its kind?
Which was stupid seeing that drum brakes have been obsolete tech for a long time now.
My ‘21 is at 140k on factory brakes.
Drum brakes offer better parking brake performance
Drum brakes make for much better parking brakes than discs.
Rear drums have easy parking brakes.
Durability and longevity of drum brakes
The Tacoma still breakers like a champ, smooth and sure.
Personally I think they are much more efficient, in the scope of longevity at least.
Drum brakes have more surface area for braking.
Extra stopping force of drum brakes compared to disc brakes
Extra stopping force is never a bad thing.
Drum brakes have better parking brake performance
When offroading, a wet disc will lose performance but god help you if you dunk drums and your brake cylinders have a little wear to them.
Comments on automotive brake similarities
I don’t know why I’m surprised that it looks so much like an automotive brake but I was.
It literally is an automotive brake.
Suggestions for brake upgrades
Lol get a track racing pads for it ! Some hawk dtc60 pads bruh!
Comments on historical use of brake lathes
My grandpa used to machine the rotors while on the vehicle and he died in 1981.
I was using these when I was a mechanic over 15 years ago.

Hidden Hero Hacks

Unexpected tricks and side‑door uses you’ll love.
Using lathe for premium service offerings
We do premium service

Buyer’s Cheat Sheet

What to check before you click ‘Add to Cart.’
Curiosity about lathe types
I wonder if it’s the same sort of lathe that I have.
Difficulty finding places to turn drums
Couldn't find anywhere to do it.
Curiosity about the definition of 'recently'
So what's your definition of recently? Not trolling.

Cautionary Callouts

Know the pitfalls before they catch you off guard.
Drum brakes are cheaper to manufacture
they are cheaper to make but also because EVs don't need to brake as often full force thanks to regen braking.
Brake lathes are still commonly used in Mexico
In México It Is still the way to go, we don't change rotors if they're not broke or cracked.
Brake turning as a specialized skill
now it's almost a special skill. And dammit, they made drums and later on rotors with enough meat to get maybe even two turns on them.
Discussion on the longevity of brake lathe technology
They’ve also been the standard recommendation on most OEMs since the 2000s... 20 years ago.

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