Choose the No.08 Carbon for light everyday cutting if you want a simple wooden handle and are willing to dry, oil, and maintain the blade.
Best for
Adults who want a lightweight folding knife for occasional cutting and already make time to care for their tools.
The trade-off
Carbon steel can discolor or rust, and moisture can make the wood grip the blade more tightly. The rotating lock adds a manual step each time you open or put away the knife.
Keenrove EDITORIAL · 4 min read · Checked 2026-09-17
A single blade, a rounded beechwood handle, and a rotating lock keep the design simple. The carbon-steel choice makes drying and maintenance part of ownership.
The No.08 Carbon shown partly open, with its beech handle and rotating locking collar. Photo: Opinelofficiel, 2021, via Wikimedia Commons. CC BY-SA 4.0 (https://creativecommons.org/licenses/by-sa/4.0/). Display copies resized and converted to WebP. ·Image sourceDisplay copy resized and compressed. Original image.
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A parcel on the workbench and a length of garden twine are small jobs that can make a simple folding knife useful. The Opinel No.08 Carbon gives you one blade and a rounded wooden handle, then folds away when the cutting is finished. Its appeal is that uncomplicated arrangement at a listed weight of 1.6 ounces.
The important choice is the steel. This is the carbon version with a beechwood handle, and it needs someone willing to look after it. If a knife usually disappears into a damp bag until the next job, start with a more corrosion-resistant option.
One blade with room to hold it
Opinel lists a blade of about 3.3 inches and an overall open length of about 7.6 inches. That provides more handle to wrap your hand around than a miniature keychain tool, while keeping the whole knife light. Compare those dimensions with a knife you already find comfortable; a rounded handle does not establish a perfect fit for every hand.
The plain cutting edge suits straightforward slicing and trimming. The single-blade design also makes the purchase easy to assess: decide whether a folding cutting tool is the thing you are missing. If most of your small jobs require scissors, a screwdriver, or pliers, those functions need a separate tool.
Make the ring part of the routine
The metal collar includes Opinel's Virobloc rotating lock. It can secure the blade fully open for use or closed for storage. That second position is a useful detail when putting the knife away: closing the blade and setting the ring are separate actions.
Unlock the ring before trying to unfold the blade, then secure it in the open position before cutting. Opinel warns that forcing the blade open against a locked ring can detach the ring. When finishing, unlock the ring again, keep fingers clear of the blade's path, close it carefully, and lock it closed.
This is deliberate manual handling. Keep the knife away from children and check the carry restrictions that apply to your destination. A folding blade still needs appropriate storage and careful use.
Choose carbon for a maintained tool
The blade is XC90 carbon steel. Opinel describes easy resharpening as one of its attractions, which gives this version a reason to appeal to someone who already maintains cutting tools. It is not a promise that it stays sharp indefinitely or outperforms every stainless blade.
Carbon steel has low resistance to corrosion. For cleaning, Opinel specifies a warm damp sponge with dish soap, followed by wiping away the residue with the rinsed sponge. Dry the blade immediately and apply cooking oil before closing it. Do not soak this carbon model or rinse it under running water. It can develop a darker patina; that changing appearance does not remove the need to prevent rust.
For frequent food preparation or wet outdoor use, Opinel itself recommends its stainless options for easier maintenance. The carbon model makes more sense when its care routine is acceptable before purchase, rather than something you hope to get around to later.
An older No.08 Carbon (top) beside a separate No.08 Inox stainless-steel version (bottom). The selected product contains one carbon-steel knife; markings on these earlier examples differ from current production. Photo: fitm, 2008, via Wikimedia Commons. CC BY-SA 3.0 (https://creativecommons.org/licenses/by-sa/3.0/). Display copies resized and converted to WebP. ·Image sourceDisplay copy resized and compressed. Original image.
Budget for care, then decide
The wood handle needs attention too. Do not soak it or put it in a dishwasher. Humidity can make the wood expand or contract, changing how tightly it holds the blade. A knife that becomes difficult to open needs the manufacturer's care guidance, not more force.
Check the care supplies you already have before adding accessories. Opinel recommends cooking oil for the carbon blade, so a branded maintenance bottle is not automatically necessary. Include a suitable sharpener if you need one, and decide whether a separate sheath would improve your storage arrangement.
Picture the minute after the last cut: wiping and drying the blade, then closing and locking it before putting it somewhere dry. If that routine fits how you use your tools, the light No.08 Carbon has a practical place. If prompt drying and oiling are chores you will skip, compare the stainless No.08 while keeping its wooden handle’s care requirements in mind.
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