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A Comprehensive Guide to DMT Sharpeners

A Comprehensive Guide to DMT Sharpeners

Choosing the right sharpener is crucial for maintaining the edge and longevity of your knives and tools. DMT (Diamond Machining Technology) sharpeners are renowned for their high-quality diamond sharpening stones, providing consistent and efficient results for both hobbyists and professionals. With a wide range of products, including bench stones, portable sharpeners, and specialty tools, DMT offers solutions for every sharpening need.

In this comprehensive guide, we'll explore the various types of DMT sharpeners, their unique benefits, and how to select the best one for your specific requirements. Whether you're sharpening kitchen knives, pocket knives, or woodworking tools, DMT sharpeners ensure a sharp edge with ease and precision.  

Why Choose DMT Sharpeners?

Superior Diamond Technology

DMT sharpeners stand out due to their use of monocrystalline diamond surfaces. Unlike polycrystalline diamonds, monocrystalline diamonds resist breaking and retain their sharpness longer. This technology ensures that DMT sharpeners provide a consistent, efficient sharpening experience, making them a superior choice for both hobbyists and professionals.

Durability and Longevity

One of the primary advantages of DMT sharpeners is their durability. The diamond surface is bonded to a solid substrate, creating a sharpener that lasts a very long time. This longevity means you won't need to replace your sharpener as frequently, offering excellent value for money over time.

Consistent and Efficient Sharpening

DMT sharpeners are known for their ability to produce a sharp edge quickly and efficiently. The diamond surface cuts through metal faster than other materials, reducing the time and effort needed to achieve a sharp edge. This efficiency is particularly beneficial for those who sharpen tools and knives regularly.

Ease of Use

Using a DMT sharpener is straightforward, making it accessible for users of all skill levels. DMT's diamond sharpeners can be used dry, but we do recommend using water to keep them clear of swarf. They also remain flat over the course of their lifespan. This simplicity and minimal maintenance makes the sharpening process clean and easy, allowing you to focus on achieving a perfect edge.

Overview of DMT Sharpeners

Bench Stones

DMT Bench Stones

DMT Dia-Sharp Bench Stones

DMT Dia-Sharp bench stones are distinguished by their continuous diamond surface, providing a flat and even sharpening area. Available in multiple sizes from 4" by 7/8" to 10" x 4" and a comprehensive range of grits, from extra-extra-coarse (120 grit) to extra-extra-fine (8000 grit), these stones are suitable for a wide range of sharpening tasks.

They are ideal for sharpening knives, chisels, plane irons, and other flat-edged tools. The flat surface ensures consistent results, making these stones highly reliable. Durable and long-lasting, Dia-Sharp bench stones offer fast sharpening, are easy to clean, and require only water for lubrication, minimizing maintenance efforts.

DMT DuoSharp Bench Stones

DMT DuoSharp bench stones feature a unique two-sided design with different grits on each side. The surface has polka dot patterns with small recesses that help collect swarf (sharpening debris) and prevent clogging, maintaining efficiency throughout the sharpening process. These stones are perfect for those who need versatility in one tool, commonly used for kitchen knives, woodworking tools, and outdoor gear. The dual-grit design saves space and cost, provides quick and efficient sharpening, and is easy to clean, making them a practical choice for diverse sharpening needs. They are available in a range of grits from 220 grit to 8000 grit and the DuoSharp Plus stones include an area of continuous diamond sharpening surface for the best of both worlds.  

DMT Whetstones

DMT's Whetstones provide all of the benefits of DMT's advanced interrupted diamond surface in a compact package. Available in four grits from Extra Coarse to Extra Fine, DMT Whetstones are an affordable and space-saving way to experience DMT sharpeners. 

Portable Sharpeners

DMT Diafold Sharpeners

DMT Diafold sharpeners are foldable, making them highly portable and convenient. They feature single or double-sided diamond surfaces. Ideal for on-the-go sharpening of pocket knives, hunting knives, and other small tools, Diafold sharpeners are compact and lightweight, easy to carry in a pocket or backpack. The handle folds over the sharpening surface, keeping your other gear clean and protected.

They provide quick and efficient sharpening, ensuring your tools remain sharp wherever you are. They are also great for sharpening larger tools such as axes if you prefer to clamp the tool in place and move the sharpener along the edge.

DMT Diamond Mini-Sharp

The DMT Diamond Mini Sharp is a small, pocket-sized sharpener with a diamond surface, designed for easy transport. It includes a keychain or lanyard hole, making it perfect for quick touch-ups of knives and tools when you're out and about. Great for camping, fishing, and other outdoor activities, this sharpener is extremely portable, convenient to carry, and provides quick sharpening on the go.

DMT Credit Card Sized Sharpener

DMT Credit Card Sized Sharpeners are ultra-portable and easy to store in a wallet or pocket. They feature a diamond surface suitable for quick touch-ups of small knives and tools. Best used for emergency sharpening and quick maintenance, these sharpeners offer the advantage of portability, convenience, and efficient performance in a compact form.

Specialty Sharpeners

DMT has several uniquely shaped sharpeners designed for specific tasks. 

DMT Diafold Serrated Knife Sharpener
DMT Diafold Serrated Knife Sharpener

The DMT Diafold Serrated Knife Sharpener features a tapered diamond surface designed to sharpen serrated edges efficiently. Best used for serrated knives and tools with toothed edges, this sharpener ensures each serration is sharpened precisely. The advantages include maintaining the original serration shape, portability, and ease of use, making it an essential tool for those with serrated blades.

DMT Diamond / Ceramic Sharpening Steels

DMT 12" Diamond / Ceramic Steel Kit

DMT Diamond/Ceramic Sharpening Steels combine the hardness of diamond with the smoothness of ceramic for honing and polishing. Best used for maintaining the edge on kitchen knives and other blades, these sharpening steels offer the advantage of dual-surface functionality, durability, and the ability to achieve a razor-sharp edge quickly and efficiently.

DMT Diamond Wave

The DMT Diamond Wave sharpener features a curved diamond surface designed to sharpen curved and contoured tools effectively. Ideal for sharpening tools like gouges and carving tools, the Diamond Wave provides consistent contact along the curved edge, ensuring a sharp, precise finish. Its unique design and versatility make it a valuable tool for woodworkers and artisans.

EdgeSharp Sharpeners

The DMT EdgeSharp series brings a unique blend of convenience and performance. Designed with user-friendly features and innovative technology, these sharpeners offer consistent and quick edge restoration, making them perfect for both everyday use and on-the-go sharpening needs. These sharpeners include features that make it easy to sharpen your knives quickly, at a consistent angle. These are great for anyone looking for a budget friendly sharpening option that is quick and easy to use.


    DMT sharpeners offer unparalleled performance, durability, and ease of use, making them a great choice for maintaining the sharpness of your tools and knives. Whether you're a home cook, a professional woodworker, or an outdoor enthusiast, DMT has a product that fits your needs. From robust bench stones to highly portable sharpeners and specialty tools, DMT provides comprehensive solutions for all sharpening tasks.

    Experience the difference that DMT sharpeners can make in your sharpening routine. Click here to explore our full range of DMT products. With expert advice, competitive prices, and a wide selection, we are here to help you find the ideal sharpening solution for your needs. Don’t wait – sharpen your skills and your tools with DMT sharpeners and discover why professionals and hobbyists alike trust DMT for superior sharpening performance.