Low-Kickback vs. Pro Chain (Cutting Test)
A low-kickback chain is designed to reduce kickback risk, while “pro chain” is a broad label that may describe a more aggressive cutter style, not a safety rating. Compare only chains approved for your saw and bar. Keep the setup and wood the same, time controlled cuts, and never test kickback by contacting the bar nose with wood.
A dull chain burns its way through a cut, and a sharper, more aggressive chain can seem like an easy fix. But “pro chain” does not name one standard chain design. Before comparing cut speed, identify what each chain is and confirm that both are approved for your saw and bar.
I compare chains as cutting tools, not by trying to make the saw kick back. Rotational kickback can happen when the upper part of the bar nose touches wood or another object. The bar may then move rapidly up and toward the operator. A low-kickback chain can reduce risk under specified conditions, but it cannot prevent every kickback or replace safe technique, training, or a working chain brake.
Equipment Setup and Safety Preparation
This setup identifies the two chains, checks compatibility, and controls the test conditions. The goal is to change only the chain, not the saw, bar, wood, or cutting method. A careful setup makes the time and cutting observations more useful while avoiding an intentional kickback event.
Start with the saw and bar manuals. Confirm that each chain is approved for the specific saw-and-bar combination. Match pitch, gauge, and drive-link count to the bar and sprocket. For example, 3/8-inch low-profile pitch with .050-inch gauge is one possible combination, not a universal fit.
| Check | What to verify | Why it matters |
|---|---|---|
| Chain fit | Pitch, gauge, and drive-link count match the bar and sprocket | A mismatch can prevent proper fit or operation |
| Chain type | The saw and bar makers approve it | “Pro” is not a compatibility specification |
| Bar | Correct length and condition for the saw | Use the maker’s recommendation, not a displacement rule |
| Chain condition | Both chains are sharp and properly set | A dull or uneven chain makes the comparison unfair |
| Fuel and oil | Use the specified premix and proper bar-and-chain oil | Ratios and oiling instructions vary by model |
For a gas saw, use the manufacturer’s prescribed premix ratio. Many saws call for 50:1, but that is not universal. Use fresh fuel and the specified two-stroke oil. Add proper chainsaw bar-and-chain oil, then confirm oil delivery using the maker’s safe procedure. Do not use a guessed oil-flow rate.
Inspect the bar rails, drive sprocket, chain catcher, throttle lockout, brake, and oiling system. Wear a helmet, eye and hearing protection, chainsaw-rated leg protection, gloves, and boots. Set a clear work zone and escape path. For tree work, follow applicable ANSI Z133 requirements; OSHA logging rules apply when the work falls within 29 CFR 1910.266.
Controlled Field Cutting Comparison
A controlled comparison records how each approved chain cuts in the same conditions. Use the same saw, bar, wood species and moisture, cut type, operator, and safe work method. Record cut time and observations, but treat the result as specific to that setup, not as a universal ranking of chain types.
Start with a safe, repeatable test
Before each run, start the saw according to its manual on stable ground, with the brake engaged as specified. Warm it as directed. Check that the chain stops at idle, the brake works, and the chain receives oil. Stop if the chain moves at idle, oiling fails, or a control does not work.
Use a stable piece of wood and make the same kind of cut each time. Keep the bar nose clear of the wood. Never use the nose to begin a cut, and never deliberately touch it to wood to provoke kickback. Do not cut above shoulder height or force the saw through a slowing cut.
A useful field record includes chain identity, wood type and condition, cut length or size, elapsed time, and observations such as smoothness, chip shape, vibration, and whether the saw bogged down. Make more than one comparable cut if the setup allows it safely. A single cut can be affected by knots, grain, or operator variation.
| Test condition | Keep the same | Record |
|---|---|---|
| Saw and bar | Same model, bar, and sprocket | Bar length and condition |
| Wood | Same species and similar moisture and grain | Knots or other irregularities |
| Operator and method | Same operator, stance, and cut type | Any change in technique |
| Chain condition | Both equally sharp and tensioned to maker guidance | Chain identity and sharpening state |
| Result | Same cut size and safe work method | Time and cutting behavior |
Stop the saw before changing chains. After each change, check fit and tension according to the saw manual. Recheck tension and oiling before cutting again. Do not compare a freshly sharpened chain with a dull one and credit the difference to chain type.
Two useful comparison scenarios
Small-diameter, clean wood: This can show how the chains behave in a straightforward cut. Use similar pieces of the same species and avoid pieces with obvious knots or different grain. Record time, but also note whether the cut stayed smooth and whether the chain needed extra pressure.
Larger or harder, dry wood: This places more load on the saw. Use only wood and cut sizes within the saw maker’s guidance. A slower cut does not prove a chain is poor; wood hardness, moisture, sharpness, and engine condition all matter. Keep a steady feed and stop if the saw bogs down. Never push harder to force a result.
These are test scenarios, not claims that one chain will win. The useful result is what you observe with your saw, wood, and correctly maintained chains.
Chain Maintenance, Sharpening, and Saw Tuning
Sharpening and setup can affect cutting speed as much as chain style. Use each chain maker’s file size, filing angle, and depth-gauge instructions rather than assuming both chains share the same geometry. Keep the saw within its published settings; a test is not a reason to alter engine speed or force a cut.
A round file must match the chain’s cutter specification. The correct file diameter and filing angle depend on chain design; check the chain packaging or maker’s manual. Hold the file at the stated angle and height, and keep cutter lengths consistent. If the two chain types call for different filing instructions, follow each one rather than filing them identically.
Depth gauges, often called rakers, control how much wood a cutter takes. Set them with the chain maker’s specified tool and measurement. A .025-inch (0.635 mm) setting is common on some chains, but it is not a universal value. Incorrectly lowering depth gauges can make a chain cut more aggressively and raise risk.
Keep chain tension within the manual’s guidance. A chain that is too loose can come off; one that is too tight can wear the bar and drive parts. Check tension when the chain is cool as directed by the maker. Use OEM torque values for bar nuts; there is no safe universal torque figure.
Do not tune the engine by a generic RPM number. Follow the model’s published idle and maximum no-load RPM limits. If the saw needs adjustment, a qualified technician should check it with a tachometer. A correctly sharpened chain should not need extra pressure to cut.
Shutdown, Storage, and Seasonal Care
A fair test ends with the saw switched off and both chains checked. Let parts cool before cleaning or servicing. Record which chain was used and what you observed, then maintain each chain to its own maker’s instructions. This leaves a useful comparison rather than a guess based on memory.
After cutting, switch off the saw and allow it to cool. Clean the chain, bar groove, sprocket area, and oil outlet as the manual directs. Inspect cutters, drive links, and the bar for damage or unusual wear. Recheck tension before the next use.
Keep the chain identity with its sharpening notes: file size, filing angle, and depth-gauge setting specified for that chain. Store fuel and equipment as the saw maker directs. For seasonal storage, follow the manual’s instructions for fuel and chain care rather than applying one storage method to every model.
If a chain cuts poorly, first check sharpness, tension, oil delivery, and bar condition. A comparison cannot tell you much if one chain is dull, poorly tensioned, or running on a damaged bar.
Conclusion
A useful comparison is controlled, compatible, and safe. The low-kickback label concerns reduced kickback risk under specified conditions; “pro chain” does not define one universal design or guarantee faster cutting. Compare equally sharp, approved chains in matching conditions, record the results, and never provoke kickback to test either chain.
Frequently Asked Questions
These short answers cover chain choice, safe testing, and the measurements that most often cause confusion. Always check the exact saw, bar, and chain manuals before fitting or sharpening a chain, because compatible parts and settings vary by model.
Is a professional chain always faster than a low-kickback chain?
No. “Professional chain” is not one standard design, and cutting speed depends on chain geometry, sharpness, wood, saw condition, and operator technique.
Does a low-kickback chain prevent kickback?
No. It is designed to reduce kickback risk under specified conditions, but kickback can still occur. Training, safe technique, and a working brake remain essential.
Can I compare chains on different saws?
That will not isolate chain differences. For a useful comparison, use the same compatible saw and bar, wood, cut type, and operator.
Can I test kickback by touching the bar nose to wood?
No. Do not deliberately provoke kickback. Keep the bar nose clear of the wood during the cutting comparison.
What chain measurements must match?
Pitch, gauge, and drive-link count must match the bar and sprocket. Confirm the chain is approved for the specific saw-and-bar combination.
Is 50:1 the correct fuel mix for every saw?
No. Many saws use 50:1, but the correct ratio is the one specified by that saw’s manufacturer. Use the specified oil and fresh fuel.
Is .025 inch the correct depth-gauge setting?
Not for every chain. It is common on some chains, but use the chain maker’s measurement and specified depth-gauge tool.
Should I use the same file angle on both chains?
Only if both chain makers specify the same angle. Check each chain’s sharpening instructions for file size, angle, and file position.
What should I record during the cut test?
Record chain identity, wood type and condition, cut type, elapsed time, and observations such as smoothness or bogging. Note any irregularities that could affect the result.
When should I stop the comparison?
Stop if the chain moves at idle, oiling fails, a control or brake malfunctions, or the saw bogs down. Shut it off and inspect the cause before using it again.
(This article was written by one of our staff writers, David Hensley. Visit our Meet the Team page.)
