Best Carbon Steel Sharpening Stones of 2025

Jennifer Fraser Avatar
Jennifer Fraser
Last Updated: 1 Feb 2025

* We independently evaluate all recommended products and services. If you click on links we provide, we may receive compensation.

Carbon Steel Sharpening Stones are high-quality sharpening tools designed to keep your knives and other cutting tools in top condition. These sharpening stones are made from premium quality carbon steel, which is known for its durability and excellent sharpening performance. With their coarse and fine grits, these sharpening stones are perfect for sharpening and honing a variety of blades, from kitchen knives to gardening tools. Whether you're a professional chef or a home cook, these sharpening stones are an excellent investment to keep your tools sharp and ready for use.

At a Glance: Our Top Picks

Faithfull Diamond Whetstone Sharpening Kit with Base Cover #TOP 1
Faithfull Diamond Whetstone Sharpening Kit with Base
ftb score rating icon 9.8
Trend 3-Inch Credit Card Diamond Sharpening Stone Cover #TOP 2
Trend 3-Inch Credit Card Diamond Sharpening Stone
ftb score rating icon 9.7
SHARPAL 121N Dual-Grit Diamond Sharpening Stone Cover #TOP 3
SHARPAL 121N Dual-Grit Diamond Sharpening Stone
ftb score rating icon 9.5

Top 10 Carbon Steel Sharpening Stones

#TOP 1

Faithfull Diamond Whetstone Sharpening Kit with Base

FAIDWTRIPLE
Silver / Black
Faithfull Diamond Whetstone Sharpening Kit with Base Cover
Faithfull Diamond Whetstone Sharpening Kit. 3 Stones: 400G Coarse, 600G Medium And 1000G Fine Includes Non Slip Base Unit

The Faithfull Sharpening Kit features three electroplated diamond stones with grits of 400G coarse, 600G medium, and 1000G fine, making it easy for you to sharpen various blades quickly and effortlessly. This kit is perfect for sharpening knives, scissors, chisels, and other tools, ensuring they maintain a sharp edge. Unlike traditional stones, these diamond surfaces remain flat over time, providing consistent results. You can use the stones dry or with water, allowing for flexibility in your sharpening process.

What We Like
Quick and easy sharpening
Remains flat over time
Suitable for various tools
No oils needed
#TOP 2

Trend 3-Inch Credit Card Diamond Sharpening Stone

DWS/CC/FC
Silver
7.62 cm
Trend 3-Inch Credit Card Diamond Sharpening Stone Cover
Trend 3-Inch Credit Card Diamond Sharpening Stone, Double-Sided 300 & 600 Grit, Compact Size with Storage Wallet, DWS/CC/FC

Features
COMPACT & PORTABLE: PORTABLE CONVENIENCE: Credit-Card Sized 3-Inch Sharpening Stone Fits In A Wallet, Perfect For On-The-Go Use In Workshops, Gardens, Homes, Or Job Sites.
DOUBLE-SIDED SHARPENING: 300 Grit (45 Micron) For Restoring Blunt Edges & 600 Grit (25 Micron) For Refining Cutting Edges. Ideal For Router Cutters, Carbide Inserts, And Carving Tools.
SIMPLE & EFFICIENT: 1mm Steel Plate Minimizes Flex For Bench And Handheld Use. Achieve Professional Results By Applying Gentle Pressure.
MULTIFUNCTIONAL TOOL: Hone Carbide And HSS Tools Such As Router Bits, Slim Chisels, And Carving Instruments. Ideal For Sharpening Smaller Blades When A Bench Stone Proves Too Large.
LONG-LIFE MONOCRYSTALLINE DIAMOND: Nickel Bond Electroplated Diamond Ensures Excellent Adhesion And Durability, Providing Exceptional Sharpening Life For Your Hand Tools.
#TOP 3

SHARPAL 121N Dual-Grit Diamond Sharpening Stone

121N
Black
Sturdy Handle
SHARPAL 121N Dual-Grit Diamond Sharpening Stone Cover
SHARPAL 121N Dual-Grit Diamond Sharpening Stone, Tool Sharpener for Sharpening Knife, Garden Shears, Axe and All Blade Edge

The SHARPAL 121N Sharpening Stone is designed for fast and effective sharpening of various blades. With its industrial monocrystalline diamonds electroplated onto a stainless steel base, you can sharpen up to five times quicker than traditional oil or water stones. The dual grit feature offers a coarse 325 grit for quickly restoring dull edges and an extra fine 1200 grit for honing. You can sharpen all hard materials, including high-speed steel and ceramic, without the mess of oil or water, making it a convenient choice for any user.

What We Like
Fast sharpening process
Dual grit for versatility
No mess from oil or water
Comfortable ergonomic grip

H&S 3000/8000 Grit Whetstone with Holder

H&S
Grit 3000 / 8000
H&S 3000/8000 Grit Whetstone with Holder Cover
H&S Professional Whetstone Knife Sharpening Stone - 3000/8000 Grit Whetstone with Rubber Holder - Wet Stone 4000 Grit for Knives

The H&S Whetstone is a professional-grade knife sharpening stone made from durable white corundum. With its double-sided design featuring 3000 grit for sharpening and 8000 grit for polishing, you'll achieve a razor-sharp edge and a flawless finish on your knives. The non-slip rubber holders ensure stability during use, preventing any unwanted movement while you sharpen. This versatile tool is suitable for various knives, from kitchen to hunting, making it a reliable companion for all your sharpening needs.

What We Like
High-quality white corundum material
Double-sided for versatile sharpening
Non-slip rubber holders included
Suitable for various knife types
Compact and easy to store
#TOP 5

Starrett Sharpening Steel Fine finish 12" Yellow Handle

DV86484
Yellow
Starrett Sharpening Steel Fine finish 12" Yellow Handle Cover
Starrett Sharpening Steel Fine finish 12" (300mm) Yellow Handle (BKY408-12)

Features
High Durability
Magnetised To Retain The Knife Chip
Increased Resistance To Oxidation
Easy Clean

Sealey SCSS1 Combination Diamond Sharpening Whetstone

SCSS1
Silver
Sealey SCSS1 Combination Diamond Sharpening Whetstone Cover
Sealey SCSS1 Combination Diamond Sharpening Whetstone with Adjustable Stone Holder

Features
Combination Of 400 And 1000 Grit Surfaces.
Diamond Whetstone, For Quick And Easy Sharpening Of Knives, Chisels, Scissors, Cutting Blades And Other Edged Implements.
Whetstone Will Sharpen Carbon Steel, High Speed Steel (HSS) And Tungsten Carbide.
Supplied With An Adjustable Robust Non Slip Holder Which Can Be Used With Stones From 135mm To 215mm In Length.
Can Be Used Wet (with Water As A Lubricant) Or Dry.
#TOP 7

Gunpla Diamond Sharpening Stone Magnetic Two Sided Grinding Sharpener Plate

#061824
Gunpla Diamond Sharpening Stone Magnetic Two Sided Grinding Sharpener Plate Cover
Gunpla Diamond Sharpening Stone Magnetic Two Sided Grinding Sharpener Plate, Heavy Duty 65Mn Steel Abrasive Stone, Grit Diamond Coating Cut Sharpeners 152x58mm with Plastic Base for Workshop Chisels

Features
MAGNETIC DIAMOND STONE: Our Grinding Stone Plate Is Built With A Strong Magnetic Base That Allows Knuckle Clearance For Sharpening Tools With More Convenience. This Special Feature Allows You To Easily Secure, Change And Remove The Bench Stone From The Base For Enhanced Grit Versatility During Sharpening
STEEL STONE SHARPENER: Gunpla Durable Diamond Grinding Plate Is Made Of A Combination High-Quality 65Mn Steel Material, With Great Abrasion And Corrosion Resistance To Ease The Sharpening And Grinding. Finished With Coating To Protect It During Work And Plastic Base To Support It When Working
PERFECT PLATE SIZE: This Affordable Magnetic And Sharpening Diamond Stone Helps Save Space In The Cupboard, Drawer Or Any Other Storage Area. Diamond Stone Compact Size Makes It Handy, Easy To Carry Or Take To Different Places When Required. No Need Too Much Space In The Bag Or Even Pocket To Take It To The Next Operation Place
MULTI-FUNCTION GRITS TOOL: Designed To Accommodate Most Items And Blades From Coarse To Fine, The Diamond Stone Provide 400 Grit, 600 Grit, 1000 Grit, And 1200 Grit. The Fine 400 And 600 Mesh Grit For Sharp Edges And The Extra Fine 1000 And 1200 Mesh Grit Is Mainly Used To Polish And Refine Edges When Already Sharpened With A Coarser Grinding Diamond Stone
DOUBLE SIDES SHARPENER: The Front Side Sharpening Pad Is Engineered To Have High Strength And Withstand More Impact With Diamond Sand. While The Reverse Side Is Mostly A Non-Slip Pad Crafted To Prevent The User's Hands From Any Injury Caused By The Sharpening Stone Pad Movements When Cutting
#TOP 8

Starrett Sharpening Steel Knurled finish 12" Yellow Handle

DV86404
Yellow
Starrett Sharpening Steel Knurled finish 12" Yellow Handle Cover
Starrett Sharpening Steel Knurled finish 12" (300mm) Yellow Handle (BKY407-12)

Features
The Origin Of Identification And Traceability Are Further Important Advantages Of The New Starrett Knives.
Special Steel Alloy For Longer Blade Life, Stain And Rust Resistance
With A Tracking Number Laser Stamped On The Blades, Starrett Ensures Knives Can Be Identified From Leaving The Factory
Uniquely Sharpened Angle For More Precise Impactful Cuts
#TOP 9

SHARPAL 162N Diamond Whetstone Knife Sharpener

162N
Black and Silver
SHARPAL 162N Diamond Whetstone Knife Sharpener Cover
SHARPAL 162N Diamond Whetstone Knife Sharpener with Storage Base | 2 Side Grit Coarse 325 / Extra Fine 1200 | Diamond Sharpening Stone | Non-Slip Base & Angle Guide (203 x 76mm / 8 x 3 Inch)

The SHARPAL 162N Sharpener features industrial monocrystalline diamonds on a sturdy steel base, allowing you to sharpen your knives up to five times faster than traditional oil or water stones. Its dual grit design includes coarse 325 grit for quick edge setting and extra fine 1200 grit for honing, making it suitable for all hard materials. With the exclusive MirrorFlat technology, you can expect a super flat surface that maintains even contact with your blades, ensuring effective sharpening every time. Additionally, it comes with a storage box and an integrated sharpening angle guide for added convenience.

What We Like
Fast sharpening speed
Dual grit for versatile use
Super flat surface
Includes angle guide
#TOP 10

BGS Diy 8062 Sharpening Stone K 120/K 240

8062
Colour
Size
BGS Diy 8062 Sharpening Stone K 120/K 240 Cover
BGS Diy 8062 | Sharpening Stone | K 120/K 240

The BGS Diy 8062 Sharpening Stone offers versatility with its dual grain sizes of 120 and 240, allowing you to choose the right level of coarseness for your sharpening needs. Measuring 150 mm in length, 50 mm in width, and 25 mm in height, it is compact enough to fit comfortably in your hand, making it easy to use. Made from durable aluminium oxide, this sharpening stone ensures long-lasting performance. By using both sides, you can achieve a fine edge on your tools or blades, enhancing their efficiency and longevity.

What We Like
Dual grain sizes for versatility
Compact and easy to handle
Durable aluminium oxide material
Enhances tool efficiency
Buying Guide Image
Editor's Notes

During our carbon steel sharpening stone research, we found 107 carbon steel sharpening stone products and shortlisted 10 quality products. We collected and analyzed 30,867 customer reviews through our big data system to write the carbon steel sharpening stones list. We found that most customers choose carbon steel sharpening stones with an average price of £12.91.

The carbon steel sharpening stones are available for purchase. We have researched hundreds of brands and picked the top brands of carbon steel sharpening stones, including Faithfull, Trend, SHARPAL, H&S, Starrett.

Written by
Jennifer Fraser Avatar

Jennifer Fraser is a licensed contractor specializing in sales, maintenance, and kitchen, bathroom, and home appliances, tools, and utilities. She owns a store in Leeds where you can get any home and tool appliance. Jenny has a degree in literature, but she combines her knowledge and experience with her degree to publish DIY articles on solving home appliances issues to keep up the family enterprise.