Numbered, and the numbers mean something

Clipper blades and blade care

Blade numbering is one of the few genuinely standardised things in this niche, and it is worth learning: the number describes the cut length, and a #10 leaves about 1.5 mm (0.06 in) whatever brand stamped it. What is not standardised is the mount — A5 snap-on blades interchange across many brands, while several consumer clippers take nothing but their own. We list blades by cut length, material and fitment, and note which run cool.

By Jean-Benoit Buisson

What we recommend

Oster Cryogen-X size 10 blade

Oster’s size 10 blade in cryogenically hardened steel, which Oster states runs cooler than a standard blade. It is the default length for a body clip.

Size
10 — the standard body-clip length
Steel
Cryogenically hardened (Cryogen-X)
Heat
Oster states it stays noticeably cooler than conventional blades
Fitting
A5 snap-on
Amazon reference
B000CR1FIM (identical on 6 markets)
EAN
0034264403819
- The single most useful blade to own — most clips start and end at size 10
- Cryogenic hardening is a real process, and cooler blades are what let a session continue
- Sold separately, which is why an A5 machine looks cheaper than it is
Best for: Anyone who has just bought an A5-fitting clipper and needs the first blade.

≈ $35
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Andis CeramicEdge SnapOn No. 30

A size 30 blade cutting at about 0.5 mm (0.02 in), in hardened carbon steel with a ceramic cutting edge. It is a detail and clean-up blade, not a body blade.

Size
30 — 1/50 inch, about 0.5 mm (0.02 in)
Material
Hardened carbon steel, ceramic cutting edge
Fitting
A5 snap-on
Use
Andis cites thick, matted hair on feet and detail areas
Amazon reference
B00061MWP4 (identical on 6 markets)
EAN
0040102642609
- Ceramic runs cooler than steel-on-steel, which matters most on the areas this blade is used for
- Half a millimeter reaches between pads where nothing else will
- Far too short for a body clip — this is not a general-purpose blade
Best for: Paw pads and clean-up work, alongside a size 10 rather than instead of it.

≈ $27
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YAZIYIR LAMA 5/8 HT blade

A long 16 mm (0.63 in) blade on the A5 detachable fitting, with a compatibility list that names Andis, Oster, Heiniger, Moser Max 50 and the Wahl KM10 series.

Cut length
5/8 inch — 16 mm
Fitting
A5 detachable
Compatibility
Andis, Oster A5, Heiniger, Moser Max 50, Wahl KM10 and other A5 machines
Amazon reference
B0DY4BBPYV (identical on 5 markets)
EAN
0653998492113
- 16 mm (0.63 in) leaves a coat rather than removing it — the length most owners actually want
- The listing names the machines it fits instead of saying "universal"
- Not listed on Amazon US at the time of checking
Best for: Owners who want a tidy trim rather than a clip, on an A5 machine they already own.

Search Amazon for this model
Cosyonall Size 40 replacement blades, 2-pack

A two-pack of size 40 blades cutting at 0.25 mm (0.01 in), in ceramic and stainless, listed for Andis AGC, AGP, Versa and related detachable-blade machines.

Size
40 — 1/100 inch, 0.25 mm
Material
Ceramic blade with stainless steel comb
Contents
Two blades
Compatibility
Versa, AGC, AGP, AGRC, AGCL, AGR Plus, AGRV, DBLC, MBG, SMC and similar detachable-blade machines
Amazon reference
B0CBTW2R9B (identical on 6 markets)
EAN
0653998044879
- Two blades for less than one branded blade
- Ceramic cutter, so it runs cooler than an all-steel equivalent
- 0.25 mm (0.01 in) is shorter than most owners should ever clip a dog
Best for: Clean-up work in summer, and as a spare so a blunt blade never stops a session.

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DODAER #10 A5 ceramic

A #10 A5 snap-on blade leaving 1.5 mm (0.06 in), in 440C stainless and titanium-coated ceramic, at $15.99 — the only blade under $17 here that states a size and a mount.

Size
#10
Cut length
1.5 mm (1/16 in)
Mount
A5 snap-on
Stated compatibility
Andis, most Oster A5, Wahl KM10 series
Comb blade
440C stainless steel
Cutter
Titanium-coated ceramic
Maker claim
More heat resistant than carbon steel, quieter in use
Cutting width
Not published
Package dimensions
25 × 25 × 25 mm (0.98 × 0.98 × 0.98 in) · 59 g
Amazon reference
B09VPFBDRW
EAN
0653948255232
- States a size — #10, 1.5 mm (0.06 in) — which is the one standardized figure in this niche
- Names the mount and three clipper families it fits, rather than "most clippers"
- No cutting width published, so coverage per pass is unknown
Best for: An A5 clipper that needs a short, standard blade without paying professional prices

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Andis 72615 UltraEdge 4FC

An UltraEdge 4FC blade leaving 3/8 inch on a deep-tooth geometry, for body trims and blending rather than a close clip.

Size
4FC
Cut length
3/8 in (9.5 mm)
Tooth
Deep tooth, finish cut
Steel
Carbon-infused, specialized hardening
Mount
Andis detachable
Stated compatibility
Andis AG, AGC, BG, DBLC, FHC, MBG, SMC
Intended work
Body trims, blending, fuller coat styles
Weight
100 g (3.5 oz)
Blade life
Not published
Amazon reference
B0C6P9JVX4
EAN
0040102726156
- Names seven clippers it fits, the most specific fitment statement in this group
- States its cut length in a unit that compares — 3/8 inch, against the #10 blades’ 1.5 mm (0.06 in)
- Twice the price of the #10 blades on this shelf
Best for: A thick coat to be left long, on an Andis detachable clipper

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Wahl 2179-301 5-in-1 Fine

An adjustable five-in-one blade spanning sizes 9 to 40 for Wahl cordless clippers, in German-made stainless steel.

Sizes covered
#9, #10, #15, #30, #40
Adjustment
Lever, no blade swap
Steel
High-grade stainless, made in Germany
Mount
Wahl cordless pet clippers
Blade size
1.25 × 1.5 × 0.5 in
Weight
0.069 oz
Warranty
30-day satisfaction guarantee
Maker claim
Tooth geometry stays cool, removing the risk of overheated blades
Blade life
Not published
Amazon reference
B001C4CGF0
EAN
0043917217918
- Five sizes on one blade, where every other item here is a single length
- The only warranty published by any blade in this group
- The most expensive item in the group at $37.99
Best for: A Wahl cordless clipper used at several lengths without buying several blades

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Grimgrow AP005 ceramic, 3 pack

Three ceramic replacement blades for an unnamed clipper, at $16.99 — no size, no cut length and no mount published.

Blades in the pack
3
Material
Ceramic, rounded wide teeth
Size
Not published
Cut length
Not published
Mount
Not published
Reference
AP005 — shared with the Founouly pack on this shelf
Clipper included
No, stated on the listing
Stated use
Knotted, thick, curly and coarse coats; feet, belly, face, legs, ears
Amazon reference
B09VBPD7V5
EAN
9341205618470
- Three blades in the pack, so a blunt one gets replaced rather than worked on
- States plainly that the clipper is not included
- No size number, so the cut length is unknown
Best for: Replacing the blade on the clipper this pack was sold with

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Founouly AP005 ceramic, 3 pack

Three zirconia ceramic blades for the maker’s own 005 and 006 clippers, at $16.99, with no size number or cut length.

Blades in the pack
3
Material
Zirconia ceramic and stainless steel
Stated compatibility
The maker’s own clippers 005 and 006
Size
Not published
Cut length
Not published
Reference
AP005 — shared with the Grimgrow pack on this shelf
Maker claim
Never overheats, never rusts
Stated limit
Cut long coats shorter with scissors first, or the clipper jams
Weight
50 g (1.8 oz)
Amazon reference
B09XHX5GDF
EAN
5290618932083
- Names the clippers it fits, which its identically referenced twin does not
- Names the ceramic — zirconia — rather than saying only "ceramic"
- No size number and no cut length, so it compares with nothing
Best for: The maker’s own 005 or 006 clipper, when the blade stops biting

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Tileon TB006 ceramic, 3 pack

Three ceramic blades for the Tileon TB006 cordless grooming kit, claimed free of metal parts, with no size or cut length published.

Blades in the pack
3
Material
Ceramic, stated as carrying no metal components
Head
Round design
Stated compatibility
Tileon TB006 cordless grooming kit
Size
Not published
Cut length
Not published
Cleaning
Rinse clean; rust-proof in storage
Clipper included
No, stated on the listing
Weight
50 g (1.8 oz)
Amazon reference
B09VC2GRMZ
EAN
8069320794664
- The reference on the pack matches the clipper named in the title
- "No metal components" is the strongest of the three ceramic claims in this group
- No size number and no cut length published
Best for: A Tileon TB006 kit whose blade has stopped biting

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Finding your need in clipper blades

Clipping shorter

The blade size decides the length left behind. It is the property that separates one head from another on the same clipper.

Andis 72615 UltraEdge 4FC

Leaving some length

A taller head keeps hair on, which many coats require. Clipping too short does not suit every breed.

Cosyonall Size 40 replacement blades, 2-pack

Fitting the clipper you own

Two similar-looking pet clippers do not share a blade mount, and nothing adapts. The stated list of compatible models comes before the cutting height.

Andis CeramicEdge SnapOn No. 30

The buyer behind each kind, in clipper blades

Blunt head: A head that pulls despite cleaning and oiling is worn. It is the clipper's wear part.
Several lengths: Changing the head rather than the clipper covers several lengths with a single motor.
Spare head: A clean head in reserve lets you alternate while the other is cleaned, and avoids overheating on long sessions.

The downsides that come with clipper blades

A blade cut for one precise pet clipper: The mounting system is specific to each brand, sometimes to each range. That is the structural constraint here.
Short head against protecting the coat: A very short head clips right down and exposes the skin. Some breeds must not be clipped short: ask first.
A steel you can sharpen or a ceramic that stays cool: Ceramic heats less, which counts on long sessions, and chips if the clipper falls. Steel takes knocks better.

The questions people ask about clipper blades

Are heads interchangeable across brands?

No. The mounting system is specific to each brand and often to each range. Check the exact reference.

How do I know what length to leave?

It depends on the breed, the coat and the season. Some breeds must not be clipped short: ask a groomer or the vet.

The head is hot — what now?

Regular breaks, oiling, and alternating with a second head. Always check the temperature against your hand before putting the head back on the animal.

When should a head be replaced?

When it still pulls after cleaning, oiling and checking the charge. Those three checks eliminate most false diagnoses.

Can a head be resharpened?

Steel heads can, by a specialist sharpener. On expensive models that is sometimes cheaper than a new head.

Ceramic or steel?

Ceramic heats less on long sessions and chips at the slightest fall. Steel is more forgiving.

How is a head cleaned?

Brush after every use to lift the hair, then oil on the teeth. Oiling over the hair forms a paste that jams.

Does a cat need a different blade?

A cat's hair is finer and its skin thinner, which calls for a closely toothed blade and a cutting height that leaves a few millimeters. A close blade meant for a dog can injure.

Worth remembering, on clipper blades

Heads are not swapped between brands, and the length to leave depends on the breed — some must not be clipped short. Check the temperature against your hand before every return to the animal, and alternate two heads over a long session.

Clipper blades in brief

Clipper blades, side by side

There is no table here, and the reason is in the listings. Enough of these 10 products name the same row — size — for a column to qualify, and too few publish a figure in it: the column would compare blanks rather than models. Each product page says what its own maker published.

Sources, and how we decide

Specifications: manufacturer sheets for pet devices and the matching Amazon product pages. Prices and availability: Keepa.

Most recent revision in this category: October 6, 2026.

The way we judge clipper blades

Prices quoted in these summaries are dated readings. The live price is shown next to each product.