DMT® manufactures the world’s finest diamond sharpeners so you get the best performance from your knives and tools. Renowned for quality, value and results, DMT® diamond sharpeners give you the edge you need.
DMT® Products are Proudly Made in the U.S.A. Learn More
Industry-leading Knife Sharpeners
DMT® is the worldwide leader in diamond knife sharpener products.
DMT® is recognized as the worldwide leader in diamond knife sharpeners and sharpening products, with a diverse product line and reputation for quality and innovation. DMT’s patented and award-winning products are known for their superior quality and versatility, are easy to use, and allow for sharpening in a fraction of the time required by other methods. DMT manufactures a full line of diamond knife sharpeners and other sharpening tools for use in woodworking, culinary arts, gardening, camping, fishing, hunting, outdoor and winter sports, industrial applications and more.
View our wide selection of knife sharpeners and other sharpening products and see for yourself why DMT is the trusted choice for sharpening tools worldwide.
Like all DMT® products, DMT sharpening stones are proudly made in the USA and will produce excellent, consistent results time after time, year after year. DMT's diamond sharpening stones feature the most diamond per square inch in the industry and a proprietary process that ensures near-perfect consistency in grit size, engineered to be the flattest sharpeners on the market. Simply put, DMT’s premium sharpening stones are best-in-class products with undeniable long-lasting value.
View our wide selection of diamond sharpening stones and experience the DMT Difference.
Versatility of New DuoBase with MagnaBase™ Adapter
This model offers a MagnaBase Adapter™ to accommodate Dia-Sharp bench stones. A 'must have' accessory for any 6" x 2", DuoSharp® and Dia-Sharp® bench stones.
The easy snap-in clips secure the MagnaBase Adapter™ for Dia-Sharp® bench stones. Quickly change grits for fast sharpening.
DMT® products are sold all over the U.S. and internationally at many major retailers, specialty stores, and through mailorder catalogs and on-line sources.
You can also shop online any time at the DMT® Online Store.
To help you find the most convenient retail location, we have compiled a… More