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Generic Twin Cutter Brake Lathe Extension Plate Kit

Curated from 73 real Reddit conversations

Refreshed on: March 24, 2025

Generic Twin Cutter Brake Lathe Extension Plate Kit

Brand: Generic

Price: $199

Snoop Score:

5.6

Sentiment

5.0

Popularity

8.0

Technical

5.0

Buy on Amazon for $199 See All Brake Lathes Reviews

As an Amazon Associate, I earn from qualifying purchases.

Snoop's Take

The Twin Cutter Brake Lathe Cross Feed Large Rotors 5.5" Extension Plate Kit is designed specifically for Ammco 4000 & 4100 model lathes, enhancing their functionality for rotor cutting jobs. This kit includes essential components such as a plate, flat head sockets, and an Allen wrench, making it a convenient and effective solution for DIY brake jobs. User feedback reveals a mix of satisfaction and frustration. Many customers appreciate the adjustable features, noting that "being able to adjust a ton of different aspects makes turning rotors fun for me," while others express concerns about the cost-effectiveness of rotor cutting compared to professional replacement. Some users have found the process to be efficient, stating that "all it takes is a couple measurements and less than 10 minutes per rotor," contributing to a satisfying DIY experience. Overall, the Twin Cutter Brake Lathe Extension Plate Kit is recommended for those looking to enhance their lathing capabilities, especially for DIY enthusiasts, as it provides an enjoyable and efficient way to handle rotor maintenance, despite some concerns regarding newer rotors and cost comparisons with professional services.

Not for you? Check out our other rated Brake Lathes

Being able to adjust a ton of different aspects makes turning rotors fun for me.
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

5.6

Generic Twin Cutter Brake Lathe Extension Plate Kit

Buy on Amazon for $199

Brake Drum and Disc Refinishing

5 / 10

Automotive Repair Shops

5 / 10

Quick Conversion Between Tasks

5 / 10

High Efficiency Turnaround

5 / 10

See how this compares to all Brake Lathes

What it does well!

Key strengths users can’t stop talking about.

Adjustable features make lathing enjoyable

“Being able to adjust a ton of different aspects makes turning rotors fun for me.”➕

Efficient rotor cutting process

“All it takes is a couple measurements and less than 10 minutes per rotor.”➕

Satisfying DIY brake job experience

“was surprisingly easy!”➕

“Such a satisfying task!”➕

Where it needs some work!

Areas to watch—feedback on possible improvements.

Cost of rotor replacement is comparable to lathe labor

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

Aggravation and potential for customer complaints

“Not worth the aggravation. If the customer comes back, you end up fixing it for free.”➕

Challenges with cutting newer rotors

“There is so little material on the newer hat rotors, it not worth cutting.”➕

Rotors develop thickness variation over time

“This will smooth them out and get rid of your shaking problem.”➕

“This is the correct answer.”➕

Warpage of brake disks is a common issue

“Likely a warped brake disk.”➕

Compare On All Talked About Dimensions

Product Name	Price	Score	See Details	Buy Now
HPDMC Combination Disc/Drum Brake Lathe	$5699	9.3	Details	Buy
HayWHNKN Brake Disc Drum Lathe	$1935	9.1	Details	Buy
A2Z Tire Supplies Brake Lathe 1" Double Quick Chuck Adapter	$948	7.8	Details	Buy
KATOOL C9270 Brake Lathe	$4999	7.4	Details	Buy
Ammco AMM6854 Brake Lathe Accessories	$7	7.0	Details	Buy
Generic 3 Piece Hubless Quick Chuck Adapter Set	$299	6.5	Details	Buy
Generic Twin Cutter Brake Lathe Extension Plate Kit	$199	5.6	Details	Buy
Generic Right Angle Gear Box Drive Assembly for Ammco Brake Lathes	$376	5.5	Details	Buy
Generic Replacement Dial Assembly for Ammco Brake Lathes	$128	4.0	Details	Buy
Ammco 3101 1" Brake Lathe Arbor	$342	3.9	Details	Buy
The Main Resource - Standard 1 Arbor for Ammco Brake Lathes	$389	1.0	Details	Buy

Core Power Plays

The specs and strengths that make it shine.

Lathing brakes adds value to service

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

“Yes, brakes, fluids, battery and a car wash. We do premium service.”➕

Lathe resembles automotive brake components

“That’s why the lathe wasn’t stopping when I pressed the brake”➕

“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.”➕

Comments on the quality of cutting tips

“Lookin sharp, well done”➕

Discussion about the type of chuck used in brake lathes

“I’m assuming it was for a brake rotor lathe since I work in a vehicle repair shop but my manager says they haven’t cut rotors there since he’s been working there for 10+years.”➕

“That’s a Bison 3-jaw scroll, a good chuck.”➕

“Either way, that's a bison, and in my experience they've been good.”➕

Comments on the quality and longevity of cutting bits

“Their bits are so overpriced, don't last long, and just dont cut very well to begin with.”➕

Importance of machining rotors for brake performance

“There's nothing more aggravating than having to do the job twice.”➕

Discussion on tools needed for brake jobs

“Once you do one side the other is cake walk.”➕

Buyer’s Cheat Sheet

What to check before you click ‘Add to Cart.’

Discussion about different lathe types and features

“I wonder if it’s the same sort of lathe that I have.”➕

“Lol get a track racing pads for it!”➕

“Can someone explain to me in simple terms what the difference between the types of lathes are?”➕

“Look closely at the details, most lathes differ by size, power and precision.”➕

Difficulty in finding drum turning services

“Couldn't find anywhere to do it.”➕

Discussion on the profitability of brake jobs

“Personally, I miss it. We actually scrapped 2 ammco lathes and a procut.”➕

High costs for brake jobs

“I nearly died”➕

“Brakes work really good now and got the car back the same day I took it in.”➕

Shops often replace pads and rotors for customer satisfaction

“New policy: pads and rotors are how we do our brake jobs. If you don't like it, go somewhere else.”➕

Cost-effectiveness of new rotors vs resurfacing

“Nowadays it's cheaper to buy a new set of rotors compared to paying a mechanic, by the hour, to resurface them.”➕

High costs associated with luxury car maintenance

“$2800 for front brakes on a 2022 SQ7?!? This is wild!”➕

“I’ll never get over people buying $100k cars and being shocked at the maintenance.”➕

“It's a whole new reality when you actually have to reach in your pocket and pay the bill.”➕

“I hide the true cost $$ from hubs lest he have a brain aneurysm.”➕

Discussion on the expected maintenance costs of high-performance vehicles

“Thats one of the reasons i never wanted one despite everything else being so enticing.”➕

“most people I know with them have more money than I'll ever see In a lifetime.”➕

High brake job prices compared to simple services

“Brake job price seems high to me if they're just replacing the pads and resurfacing rotors.”➕

Inquiry about rotor replacement timing

“Is it necessary to change the rotors after a certain time?”➕

Cost-effective resurfacing options available

“O'reily auto parts usually charges $15 per rotor to resurface them.”➕

Cautionary Callouts

Know the pitfalls before they catch you off guard.

Brake lathes still relevant in Mexico

“In México It Is still the way to go, we don't change rotors if they're not broke or cracked.”➕

Discussion about the evolution of brake lathing skills

“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.”➕

On-car brake lathes have a long history

“They’ve also been the standard recommendation on most OEMs since the 2000s... 20 years ago.”➕

“I was using these when I was a mechanic over 15 years ago.”➕

Discussion on the evolution of brake lathing technology

“I'm assuming they've been around longer than that as they mention oem service bulletins dating to either '97 or '86 ¯\_(ツ)_/¯”➕

Discussion on the robustness of newer brake rotors

“for the vast majority of passenger vehicles, just replace them and avoid all the hassle.”➕

Observations on the softness of rotors in premium German vehicles

“premium German vehicles have rotors that are definitely softer and wear away more than most.”➕

Concerns about warping when turning rotors

“Turning rotors makes them thinner and that increases the chance of warping.”➕

Concerns about the longevity and expense of carbon ceramic brakes

“Dude if you’ve replaced your ceramics twice in 15k miles you have a MAJOR issue.”➕