4 Best Chainsaws for Ripping Logs

Ripping a log and crosscutting a log are two completely different animals. Crosscutting goes across the grain — fast, clean, what most chainsaws are built for. Ripping goes with the grain, lengthwise, turning a raw log into slabs or boards. It’s slower, it’s harder on your saw, and if you don’t have the right setup, you’ll either burn up a chain or spend an afternoon fighting a bogged-down motor.

I’ve milled a lot of timber on my Montana property — pine, larch, the occasional cottonwood. I’ve learned the hard way that you need more than just a powerful saw. You need the right bar length, the right chain, and usually a chainsaw mill attachment to keep your cuts consistent.

Here’s the thing most articles don’t tell you: the products in this roundup are chainsaw mill attachments, not standalone chainsaws. A chainsaw mill clamps onto your existing bar and gives you a guided sled so you can rip accurate, repeatable slabs. You bring your own saw. I’ll tell you what to look for in that saw too — including the bar length and power recommendations — so you walk away knowing exactly what you need.

If you’re still shopping for the saw itself, check out my guide to the best chainsaws for homeowners before you come back here.

Product	Best For	Bar Length Compatibility	Weight
⭐ FARMMAC Chainsaw Mill (Jeremy’s Pick)	Best Overall	14″–36″	~6.6 lbs
Zchoutrade Chainsaw Mill 14″	Best Value	14″–24″	~4.4 lbs
Carmyra Portable Chainsaw Mill	Best for Beginners	14″–24″	~5.5 lbs
Wood-CNL Chainsaw Mill	Best Heavy-Duty	18″–48″	~9.9 lbs

What to Look For in a Chainsaw for Ripping Logs

Before you buy a mill attachment, make sure your chainsaw is actually up for the job. Ripping is one of the most demanding things you can ask a saw to do. Here’s what matters.

Bar Length and Engine Power

For most milling work, you want a bar that’s at least 4–6 inches longer than the widest log you plan to cut. If you’re ripping 14-inch logs, a 20-inch bar gives you the clearance you need for the mill clamps and still lets the chain exit cleanly on the far side.

On engine power, don’t go below 50cc for any serious ripping work. Ripping with the grain creates a lot more friction and resistance than crosscutting, and underpowered saws will bog down constantly, overheat, and wear out chains fast. For hardwoods like oak or maple, I’d want 60cc or more. Gas saws still dominate for milling — battery-powered saws generally don’t have the sustained power for long ripping cuts.

Need help matching bar length to log diameter? My guide on how to choose the right chainsaw bar length breaks it down by use case.

Ripping Chain vs. Standard Chain

This is the single biggest upgrade you can make for milling work. A standard crosscut chain has cutter teeth ground at roughly 30 degrees, optimized for cutting across the grain quickly. A ripping chain is ground at 10 degrees — much more like a chisel planing along the wood fiber rather than chopping across it.

The result? Smoother slabs, less heat buildup, and a saw that doesn’t have to work nearly as hard to move through the cut. Running a crosscut chain through a log mill will work, but your finish will be rougher and you’ll burn through chains faster. For a deep dive on this, see my full breakdown of ripping chain vs crosscut chain — it’s worth reading before you buy.

Chainsaw Mill Compatibility

Most chainsaw mill attachments clamp onto the bar nose and the body of the saw, so you need to check two things: bar length compatibility and nose sprocket clearance. Some mills use a nose bolt to anchor to the tip of the bar — if your bar has a roller nose or a specific nose plate design, certain mills won’t fit.

Also check the mill’s maximum log width. A 14-inch mill paired with a 14-inch bar leaves you almost no margin. Always buy a mill rated for slightly wider cuts than you expect to make. The four mills I review below all list their compatible bar lengths — that’s the first number to check against your saw.

Ergonomics for Long Ripping Sessions

A milling run isn’t a quick 10-second crosscut. You might be walking a saw down a 12-foot log for a minute or more per pass. Fatigue matters a lot here.

Look for saws with anti-vibration systems — extended vibration does real damage to your hands and wrists over a full day of milling. Side-handle chainsaws (where the rear handle is inline with the bar) are better for ripping than top-handle saws, which put your wrist in an awkward position over long runs. And if your saw is north of 15 pounds, you’ll feel it by the third pass.

The 4 Best Chainsaw Mills for Ripping Logs

These four mill attachments are the ones I’d actually recommend to homeowners and small-scale millers. Each works with your existing saw — I’ve noted what saw specs you need to get the most out of each one.

1. FARMMAC Chainsaw Mill — Best Overall

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The FARMMAC is the mill I’d put in most people’s hands first. It handles bars from 14 to 36 inches, which means it’ll grow with you as your projects get bigger. The aluminum alloy frame is solid without being excessively heavy, and the adjustment system for slab thickness is genuinely easy to use — I’ve seen budget mills where setting cut depth is a 20-minute ordeal every single time.

Setup takes about 15–20 minutes the first time and less than 5 minutes once you’ve done it a few times. The clamps are beefy enough that I’ve never had one slip mid-cut, which matters a lot when you’re 6 feet into a ripping pass and need the mill to stay perfectly parallel to your guide board.

The wide bar compatibility is the real selling point here. Whether you’re running a mid-size homeowner saw with a 20-inch bar or a bigger 36cc pro saw, this mill fits. The adjustable rails also handle logs up to about 13 inches wide depending on your bar setup — plenty for most lumber projects.

One honest note: at this price point, the included instructions are minimal. Watch a YouTube setup video before your first session. Once it clicks, it’s a great tool.

2. Zchoutrade Chainsaw Mill 14″ — Best Value

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If your budget is tight or you’re just testing the waters with chainsaw milling, the Zchoutrade is where I’d start. It’s notably lighter than the FARMMAC, fits bars from 14 to 24 inches, and at its price point it’s hard to argue with the value.

The build is aluminum alloy with steel hardware — nothing exotic, but plenty functional for homeowner-scale use. I’ve seen guys run this thing through dozens of pine logs without any issues. Where it earns its “Best Value” label is the price-to-performance ratio: you’re getting a genuinely usable mill without spending pro-grade money.

The 14–24 inch bar range is a limitation if you own a larger saw or want to rip wide hardwood logs. But for the homeowner with a standard 18-inch or 20-inch bar saw who wants to turn some felled trees into usable slabs, it does the job. Adjustment is slightly more manual than the FARMMAC but still manageable.

I’d pair this with a good ripping chain and a mid-range gas saw in the 50–55cc range and you’d have a capable small-log milling setup for well under what a bandsaw mill costs.

3. Carmyra Portable Chainsaw Mill — Best for Beginners

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The Carmyra hits a sweet spot for someone who’s never milled before and wants something forgiving and portable. It fits 14–24 inch bars, weighs in around 5.5 pounds, and the setup is probably the most beginner-friendly of the four options here.

What I like about the Carmyra for new millers is the build-in adjustment markers — they make it easier to repeat a slab thickness across multiple passes without having to eyeball or re-measure every time. For your first few milling sessions, that kind of consistency help is genuinely useful.

It’s not built for big timber. If you’re looking to rip wide hardwood logs on a regular basis, step up to the FARMMAC or Wood-CNL. But for someone who wants to turn a few downed pines or smaller logs into rough-cut boards for a shed or raised beds, the Carmyra is plenty capable and easy to figure out on your own.

Portability is a real feature here — it packs down small enough to throw in a pack if you need to walk into the woods to where a tree came down.

4. Wood-CNL Chainsaw Mill — Best Heavy-Duty

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The Wood-CNL is the serious option. It handles bars from 18 to 48 inches, which means it’ll work with a full-size pro chainsaw and let you rip logs that would laugh at the other mills on this list. If you’re milling large-diameter hardwood, cutting wide live-edge slabs, or planning to do this regularly, this is the one.

At nearly 10 pounds it’s the heaviest mill here, and you’ll feel that weight after a long day. But that heft comes from a substantially more robust frame — thicker aluminum, heavier clamping hardware, and rails that don’t flex under load the way lighter mills can. For wide, deep cuts through oak or walnut, that rigidity directly translates to flatter, more consistent slabs.

Setup takes longer than the lighter options, and it’s not the mill I’d hand a first-timer without some guidance. But experienced users running big saws will appreciate the adjustment precision and the confidence that comes from a mill that’s genuinely built for heavy work.

The bar length range also makes this future-proof. If you ever upgrade from a homeowner saw to something bigger, the Wood-CNL will still fit.

Frequently Asked Questions

What’s the difference between ripping a log and crosscutting it?

Crosscutting means cutting across the grain — bucking a tree into sections, shortening a log, that kind of work. Ripping means cutting along the grain, lengthwise, to turn a log into slabs or boards. Ripping is far more demanding on your saw because the chain has to move through wood fiber for a much longer sustained cut, and the resistance is different. Most chainsaws are optimized for crosscutting, which is why a ripping chain and a mill setup make such a difference.

Do I need a special chain to rip logs with a chainsaw?

You don’t strictly need one, but a ripping chain will make a significant difference. A standard crosscut chain has cutters ground at around 30 degrees, designed to chop across grain efficiently. A ripping chain is ground at about 10 degrees, which planes along the grain instead of fighting it. The result is smoother cuts, less heat, and a saw that doesn’t have to work as hard. If you’re doing more than one or two cuts, it’s worth the $20–$40 to get a proper ripping chain.

What bar length do I need to rip wide logs?

A good rule of thumb: your bar should be at least 4–6 inches longer than the diameter of the log you’re milling. That clearance accounts for the mill clamps on each side of the bar and ensures the chain fully exits the cut. For a 14-inch diameter log, a 20-inch bar is a reasonable minimum. For 24-inch logs, you’re looking at a 30-inch bar or longer. Always check the mill’s listed bar compatibility before you buy.

Can any chainsaw be used with a chainsaw mill?

Most full-size gas chainsaws with a bar of 14 inches or longer will work with a mill attachment, but there are two things to verify. First, your bar length needs to match the mill’s compatibility range. Second, your saw needs enough power to sustain long ripping cuts — I wouldn’t go below 50cc for milling. Some bar nose designs also don’t work with mills that anchor via a nose bolt. Check the mill specs against your specific saw model if you’re unsure.

How do I keep my chainsaw from bogging down while ripping?

Three main causes: underpowered saw, dull or wrong chain, or feeding too fast. First, make sure you’re running enough cc for the log size. Second, a ripping chain that’s properly sharp will cut with noticeably less resistance than a worn crosscut chain. Third, let the saw do the work — don’t force the mill forward. Move at a pace that keeps the engine running at full throttle. If the RPMs are dropping, slow down. Also check that your bar oiler is working — ripping cuts generate a lot of heat and a dry bar will bog and wear fast.

Is a chainsaw mill worth it for a homeowner?

If you have access to logs — from storm damage, land clearing, or timber you’ve harvested — yes. A decent chainsaw mill costs $50–$200 and can turn raw logs into usable lumber for projects like sheds, raised beds, furniture, or fencing. A bandsaw mill does a cleaner job, but they start at $1,500 or more. For occasional use, a chainsaw mill is a practical, affordable way to get rough-sawn lumber from wood you already have. The learning curve is real, but it’s not steep.

How do I keep cuts straight when ripping freehand?

The short answer is: don’t rip freehand if you can avoid it. Freehand ripping produces wavy, inconsistent slabs that are hard to use for anything structural. Use a mill attachment with a guide board — clamp a straight piece of dimensional lumber to the top of the log and run your mill’s rail along it for the first pass. Once you have one flat reference surface, every subsequent pass can reference the previous slab. It takes an extra 10 minutes of setup and makes every cut dramatically cleaner.

My Pick for Most Homeowners

For most people reading this, I’d go with the FARMMAC. The wide bar compatibility means it’ll work with whatever saw you already own, the build quality is solid, and the adjustment system saves real time when you’re trying to cut consistent slab thicknesses. If budget is the main constraint and you’re working with logs under 20 inches in diameter, the Zchoutrade gets the job done for less.

Either way, pair it with a proper ripping chain before your first session. That one upgrade will do more for your cut quality than almost anything else.

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