Linatikou 4-in-1 Knife Sharpener
- Grit Type: Coarse, Medium, Fine
- Item Weight: 0.2 pounds
- Color: Black
- Number of Items: 1
Last refreshed Sep 7, 2026 · Based on the Amazon listing and published specifications, not hands-on testing.
A four-stage pull-through sharpener aimed at straight-edge chef knives and scissors, with a removable head for cleaning out metal filings between uses.
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ASIN: B0G4GXXKRDModel: Ks-4in1Category: Knife Sharpeners
Overview
This is a pull-through knife sharpener with four sharpening stages, tungsten steel, diamond, ceramic and a dedicated scissor slot, meant for chef knives, straight-edge blades and kitchen scissors. It is not built for ceramic or serrated blades.
The design covers coarse repair through fine finishing in one pass, so a dull straight-edge kitchen knife can go from tungsten steel to ceramic without switching tools. A non-slip rubber base and pull-through guides are meant to keep the motion straight rather than the back-and-forth sawing that can round an edge. The maker specifically excludes ceramic and serrated knives, so a bread knife or ceramic blade should be sharpened a different way.
- 4-stage sharpening: tungsten steel, diamond, ceramic, scissors
- Non-slip rubber base
- Removable grinding head for cleaning
- Not for ceramic or serrated blades
Who it's for
Suited to someone maintaining straight-edge kitchen knives and scissors who wants one countertop tool instead of stones or a rod. Not a fit for anyone whose knife block includes serrated bread knives or ceramic blades, since the manufacturer excludes both.
Pros and cons
- Four stages cover coarse repair to fine finishing
- Dedicated slot for kitchen scissors
- Removable head simplifies cleaning metal filings
- Non-slip base steadies the tool while pulling
- Not for ceramic or serrated knife blades
- Pull-through design needs correct single-pass technique
Performance notes
Each slot is meant to be pulled through once rather than sawed back and forth, moving a blade from a tungsten steel coarse stage through diamond and ceramic finishing. The grinding head is removable, which lets metal filings be cleaned out between sharpening sessions rather than left to build up inside the housing.
Specifications
| Brand | Linatikou |
|---|---|
| Model | Ks-4in1 |
| Dimensions & fit | |
| Item Weight | 0.2 poundslower than 68% of 26 knife sharpeners |
| Item Dimensions L x W x H | 7.9 × 1.8 × 2.2 inches |
| Construction & materials | |
| Color | Black |
| Material Type | Ceramic, Cut-resistant Fiber, Diamond, Plastic, Tungsten Carbide |
| Included components | |
| Unit Count | 1 |
| Number of Packs | 1 |
| Included Components | 4-stage Knife Sharpener, User Manual |
| Other details | |
| Grit Type | Coarse, Medium, Fine |
| Number of Items | 1 |
| Manufacture Year | 2023 |
Closest rivals on specs
AnySharp Global Hands Free Knife Sharpener- Item Weight 0.2 vs 0.17 pounds (+18%)
Work Sharp Guided Field Sharpener- Item Weight 0.2 vs 0.3 pounds (-33%)
Frequently asked questions
Can this sharpener be used on serrated bread knives?
No, the manufacturer states it is not for ceramic or serrated knives.
Does it sharpen scissors as well as knives?
Yes, it includes a dedicated scissor slot alongside the knife stages.
How do I clean metal filings out of the sharpener?
The grinding head is removable, so filings can be cleaned out between uses.