Double-Sided.
Innovative.
Multi-Patented.
DuoSharp® Bench Stones are precision flat, two diamond surfaced sharpener guaranteed to provide consistent, even sharpening every time.  Employs DMT® interrupted surface technology.
Available in 10-in and 8-in. sizes and offered with the DuoBase™ accessory or non-skid mat, this is the ultimate choice for bench sharpening, with a large, wider diamond surface to sharpen a variety of edges.
Available in many different diamond grit combinations.

The 10 inch DuoSharp® is the ultimate diamond benchstone.
All of the advantages of the 8" model, but with 87% more of DMT®’s trademark interrupted polka-dot diamond sharpening surface.
Each of these double-sided benchstones offers over 4 carats of micronized, monocrystalline diamond.
Perfect for the longest knives or widest woodworking tools!

The 8 inch DuoSharp® features two sides of interrupted diamond surface sharpening and is the ideal benchstone
for the shop or kitchen, especially when paired with the optional DuoBase™.
The 8 inch length is perfect for chisels, plane irons, chef knives - practically any tool.
While providing a generous sharpening surface, it is engineered to be rugged, lightweight and compact - great on the jobsite!

Innovative, precision flat two grit diamond sharpener featuring both interrupted and continuous diamond sharpening.
8" DuoSharp®plus™ Bench Stone offered in models with a non-skid mat or a DuoBase™,
provides excellent counter and bench sharpening, features two sides of 8" long interrupted diamond surface sharpening— perfect for knives,
scissors, tools PLUS the benefits of a continuous zone for small and pointed tools.
Sharpening with diamonds is fast and easy.
No messy oils needed—sharpen dry or with water.