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Bevel & Bone

HUB 04 · Reviews

Spyderco Sharpmaker Review

Draw the blade straight down and the crossed rods hold the angle for you. The most foolproof way to keep an edge — with one honest limit.

By Stephen V.Updated How we choose
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The Spyderco Sharpmaker solves the hardest part of sharpening — holding a consistent angle — with a clever bit of geometry: two ceramic rods set into a base at fixed angles, so you just draw the blade straight down and the rods do the rest. It's one of the most foolproof ways to maintain a keen edge, and a fixture in our best sharpening systems roundup — with one clear limitation to understand first.

What the spec sheet tells you

It's a crossed-rod (V) system: triangular ceramic rods seat in a base at preset 30° or 40° inclusive angles (15° or 20° per side), and you draw the knife vertically down each rod, alternating sides. It ships with medium and fine ceramic rods (plus an instructional guide). Because you hold the knife straight up and down, the angle is handled for you — the number-one reason people struggle freehand, removed. The triangular rods also have corners for getting into serrations and points.

How it performs — and the one limit

For maintaining and lightly sharpeningan edge, it's excellent and nearly idiot-proof — a few passes and a keen knife is keen again, which is why it scores a 9 on ease of use and angle consistency. The honest limit is that ceramic-only is slow to repair a truly dull or chipped edge: with no coarse diamond stage, resetting a badly worn knife takes ages (Spyderco sells optional diamond rods for exactly this). And it only offers two preset angles, so it can't match a knife ground to something unusual.

Who it's for

Cooks who want to keep already-sharp knives keen with zero skill, and households with a mix of kitchen and pocket knives (it does both, plus serrations). It's a great companion to a coarse stonethat does the occasional heavy reset. It's not the pick if your knives are already dull and you want one tool to fix them fast — for that, the Work Sharp Precision Adjust (with diamond plates) resets an edge far quicker.

Value

Good, for the right job. As a maintenance tool it's foolproof, compact, stores flat, and the ceramic rods last for decades. Just go in knowing it's a touch-up system, not a repair one — pair it with a coarse stone (or buy the diamond rods) and it covers everything. Compare the alternatives in best sharpening systems and the freehand route in whetstone vs electric sharpener.

In detail

The knife, in detail

01
Spyderco Spyderco Tri-Angle Sharpmaker

Foolproof edge touch-ups

Spyderco Tri-Angle Sharpmaker

Crossed rods30° / 40°CeramicManualInstructional DVD
8.2/10

A crossed-rods system that makes a preset 30°/40° edge nearly idiot-proof. Superb for touch-ups.

Results
8
Ease of use
9
Angle consistency
9
Versatility
7
Value
8

Pros

  • The crossed ceramic rods make holding an angle trivial — you just draw the blade straight down
  • Excellent at maintaining and lightly sharpening a wide range of edges, including serrations
  • Compact, stores flat, and the rods last for decades

Cons

  • Only two preset angles; it can't match a knife ground to a different bevel
  • Ceramic-only means it's slow to repair a very dull or chipped edge — buy the optional diamond rods for that

Don't buy this if…

your knives are truly dull or damaged. The Sharpmaker maintains an edge brilliantly but is slow to set one from scratch; pair it with a coarse stone, or choose the Work Sharp.

$92.44View on Amazon

Price as of Jul 28, 2026. Prices change — Amazon's is the one that counts.

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Questions

Frequently asked

Is the Spyderco Sharpmaker good?

For maintaining and lightly sharpening an edge, it's excellent and nearly foolproof — the crossed rods hold the angle for you. Its limit is that ceramic-only is slow to fix a truly dull or chipped knife; pair it with a coarse stone or add the optional diamond rods for that.

Can the Spyderco Sharpmaker sharpen a very dull knife?

Slowly. With only medium and fine ceramic rods it's built for touch-ups, so resetting a badly dull or chipped edge takes a long time. Buy Spyderco's optional diamond rods for repairs, or reset the edge on a coarse stone first.

What angle does the Spyderco Sharpmaker sharpen at?

Two presets: 40° inclusive (20° per side) for kitchen and outdoor knives, and 30° inclusive (15° per side) for a keener edge. You can't set an arbitrary angle, so it can't match a knife ground to something unusual.

Keep reading

Receipts

Sources

We do not run a test kitchen, and we do not pretend to. Specs are the manufacturer's published figures, attributed as such; where we could not verify something, we say so on the page rather than quietly leaving it out. Read our full method.