Ever watched a lumberjack effortlessly slice through a massive log? The secret often lies in the sharp, powerful chain spinning around the saw bar. But have you ever stopped to wonder what makes that chain so effective, or how you pick the right one for your own cutting tasks?
Choosing the correct chainsaw chain can feel like a confusing puzzle. You face terms like “pitch,” “gauge,” and “drive link count.” If you pick the wrong chain, your saw might bind up, cut poorly, or even become unsafe. This frustration stops you from getting your work done quickly and efficiently.
This post cuts through the confusion. We will clearly explain what each chain specification means. You will learn exactly how to match the perfect chain to your specific chainsaw model and job—whether you are trimming small branches or felling large trees. By the end, you will confidently select chains every time.
Let’s dive in and master the anatomy of the mighty chainsaw chain.
Top Chain Saw Chain Recommendations
- PRODUCT INCLUDE - 5pack 18 inch chainsaw chain 3/8" LP Pitch .050" Gauge 62 Drive Links, please check the length and drive links, to ensure this 18 inch chain works with your machine.
- MATERIALS - Premium industrial hard chrome outer layer helps reduce wear and chain adjustments for better durability. Hardened rivets provide a stronger connection between chain links, adding strength and withstanding loads.
- SMOOTH - The 18 inch replacement saw chain cuts smooth and fast with minimum kickback.Low-vibration chain helps reduce user fatigue and allows consistent cuts.
- FITS CHAINSAW BRANDS - 18 INCH CHAINSAW CHAINS Replace Echo、Homelite、Kobalt、McCulloch、Poulan、Remington、Greenworks、Ryobi
- DURABLE - Great Cutting Performance,low - kickback, low-vibration chain helps reduce user fatigue and allows consistent cuts.expedite the heat dissipation rate, for less friction and longer life.
- WHY CHOOSE THESE CHAINS:5-Pack Value- Multiple replacements for long-term use.Smooth, fast cutting with minimal kickback for safety.
- UNIVERSAL COMPATIBILITY:Our chainsaw Chain Fits almost all 6-inch mini chainsaws (cordless/corded electric models).Seamless fit with 6-inch guide bars for smooth operation.Greenworks/RYOBI P25013BTL is not applicable.
- EASY INSTALLATION & ADJUSTMENT:Remove the side cover with a nut driver.Replace the old chain (ensure correct direction).Reattach the cover and adjust tension with a screwdriver.
- PREMIUM MATERIAL:Premium Manganese Steel Construction.Deeply quenched for extreme durability and high hardness.The service life of the saw chain is longer and smooth.
- SHARP TEETH:Perfect for garden pruning, firewood, bamboo, PVC pipes, and DIY projects. Sharp, wear-resistant teeth maintain efficiency over time.
- 𝗩𝗘𝗥𝗜𝗙𝗬 𝗙𝗜𝗧: This saw chain is for chainsaw models that run 3/8" low-profile pitch, .050" (1.3 mm) gauge (guide bar slot), 62 drive links, 18" (45cm) bar and fits chainsaws up to 42cc - DOUBLE CHECK THE CHAINSAW MANUAL & VERIFY THE FIT
- 𝗙𝗜𝗧𝗦 𝗧𝗛𝗘𝗦𝗘 𝗖𝗛𝗔𝗜𝗡𝗦𝗔𝗪 𝗠𝗢𝗗𝗘𝗟𝗦: Atlas 56937, Craftsman CMXGSAMCN4218, S185, ECHO CS310, Ego CS1800, CS1804, Greenworks GCS80420, Husqvarna 240, 120 Mark II
- 𝗙𝗜𝗧𝗦 𝗧𝗛𝗘𝗦𝗘 𝗖𝗛𝗔𝗜𝗡𝗦𝗔𝗪 𝗠𝗢𝗗𝗘𝗟𝗦: Homelite ZR43100, Masterforce 2000094ME, Poulan PR4218, Remington RM1645, Ryobi RY3818, RY40580, RY40580, Sun Joe SWJ701E, and more
- 𝗟𝗢𝗪 𝗞𝗜𝗖𝗞𝗕𝗔𝗖𝗞: Bumper drive link paired with depth gauge design, offers reduced kickback with strong performance
- 𝗢𝗥𝗘𝗚𝗢𝗡 𝗤𝗨𝗔𝗟𝗜𝗧𝗬: The original pioneer and inventor of modern saw chain since 1947. Designed and engineered in the USA.
- Chain Specifications: 4 Pack 20 Inch Chainsaw Chain, 3/8" Pitch, .050'' Gauge, 72 Drive Links. (Note: For 20 inch chainsaw models/bars, not chain length 20 inch.) WARNING: The saw chain in this package may produce kickback, which could result in serious injury to the chainsaw operator or bystanders. Do not use this saw chain unless you have kickback-handling experience and have received specialized training.
- Compatible Models: Fits 20 inch chainsaw models: Husqvarna 257, 261, 455 Rancher, 460 Rancher, Stihl MS 290, MS 310, MS 391 and more. Please ensure your model has a 3/8" sprocket.
- Smooth Cutting: High toughness, heat-treated semi-chisel chain cuts smoothly with a higher tolerance for debris. Low-kickback, low-vibration chain helps reduce user fatigue and allows consistent cuts.
- Wear Resistant: Premium industrial hard chrome outer layer helps reduce wear and chain adjustments for better durability. Hardened rivets provide a stronger connection between chain links, adding strength and withstanding loads.
- Note: Please verify your parameters to ensure this chain fits your chainsaw.
The Ultimate Buying Guide: Choosing the Right Chainsaw Chain
A chainsaw is only as good as its chain. The chain does all the hard work! Choosing the right one keeps your cutting safe and fast. This guide will help you pick the perfect chain for your saw and your job.
Key Features to Look For
When you shop for a new chain, look closely at these important parts. These features decide how well the chain cuts.
1. Pitch (The Spacing)
- What it is: Pitch measures the distance between the drive links. It is measured in inches (like 3/8″ or .325″).
- Why it matters: The pitch must exactly match your saw’s drive sprocket and guide bar. If the pitch is wrong, the chain will not fit or it will break quickly.
2. Gauge (The Thickness)
- What it is: Gauge is the thickness of the drive links. It is measured in millimeters or inches (like 0.050″ or 1.3mm).
- Why it matters: The gauge must match the groove in your guide bar. Using the wrong gauge causes the chain to bind or fall off.
3. Length (The Count)
- What it is: Length is the number of drive links on the chain.
- Why it matters: You must match the chain length to the length of your guide bar. Check your saw manual to find the correct link count.
4. Cutter Style (The Teeth Shape)
- What it is: This describes the shape of the cutting teeth. Common types are Full-Chisel and Semi-Chisel.
- Why it matters: Full-Chisel teeth cut faster in clean wood. Semi-Chisel teeth stay sharp longer when you cut dirtier wood or encounter small debris.
Important Materials
Chainsaw chains face extreme stress. The material they use is very important for durability.
- Hardened Steel: Most good chains use high-quality, hardened steel. This steel resists wear and keeps the cutting edges sharp longer.
- Chrome Plating: Better chains often have chrome plating on the cutters. This plating makes the teeth much harder and resists dulling when cutting tough wood.
Factors That Improve or Reduce Quality
Not all chains are made equal. Quality differences show up quickly during use.
What Makes Quality Better:
- Precision Manufacturing: Chains made with tight tolerances (very exact measurements) run smoother.
- Oil Holes: Good chains have well-placed oil holes that let lubricant reach the rivets and links easily. Proper lubrication extends the chain’s life significantly.
What Reduces Quality:
- Soft Metal: Chains made from cheaper, softer metal dull very quickly. You will spend more time sharpening.
- Poor Rivets: Weak rivets can stretch or break under heavy cutting pressure. This is a major safety concern.
User Experience and Use Cases
Your job dictates the best chain choice.
- Light Home Use (Trimming small branches): A standard, low-profile chain (often 3/8″ LP) works well. It is easy to control and doesn’t require extreme speed.
- Felling Large Trees (Professional/Heavy Duty): You need a full-chisel chain with a heavier gauge (like .063″ or .080″). These chains cut deep and fast but require a powerful saw.
- Cutting Dirty Wood (Land Clearing): Choose a semi-chisel chain. These resist dulling when they accidentally hit rocks or dirt buried in the wood.
10 Frequently Asked Questions (FAQ) About Chainsaw Chains
Q: How often should I replace my chainsaw chain?
A: You should replace the chain when the cutters are sharpened so many times that the depth gauges (rakers) are too low, or if you see cracks in the side plates.
Q: Can I use a chain with the wrong pitch?
A: No. Using the wrong pitch will cause the chain to jump off the bar, damage the sprocket, or cause the saw to stop running correctly. It is dangerous.
Q: What is the difference between a “full-chisel” and “semi-chisel” cutter?
A: Full-chisel cutters have sharp, square corners for speed in clean wood. Semi-chisel cutters have rounded corners that resist dulling better in dirty or old wood.
Q: How do I know which gauge my saw needs?
A: The gauge is stamped on the guide bar itself, usually near the base where it mounts to the saw body.
Q: Does chain length depend on the bar length?
A: Yes. The chain length is determined by the number of drive links, which must match the specific guide bar you are using.
Q: What is the most important thing for chain maintenance?
A: Keeping the chain properly sharpened and well-oiled prevents wear and tear. Good lubrication is key to a long chain life.
Q: Can I mix and match different brands of chains?
A: You can mix brands, but you must match the pitch, gauge, and link count exactly for the chain to work on your specific bar and sprocket.
Q: What causes a chain to stretch?
A: Chains don’t truly stretch. The rivets and cutters wear down over time, which makes the chain seem looser on the bar.
Q: How tight should my chain be?
A: The chain should be snug against the bottom of the guide bar when the saw is cold. You should be able to gently pull the chain around the bar by hand. It should not sag.
Q: Is a thicker gauge chain stronger?
A: A thicker gauge chain (e.g., .063″ vs .050″) is generally used for larger, more powerful saws cutting bigger wood. It fits a wider bar groove and handles more stress.