DMT 8 in. Duosharp Plus Coarse & Extra Coarse is an innovative and precision-engineered flat diamond sharpener that combines both interrupted and continuous diamond sharpening surfaces. This 8" DuoSharp®plus™ Bench Stone with Base excellent versatility for counter and bench sharpening needs. It features two sides measuring 6" x 2 5/8" with an interrupted diamond surface i for knives, scissors, and tools, alongside a continuous zone designed specifically for small and pointed tools. The coarse diamond (45 micron / 325 mesh) side quickly restores neglected edges, while the extra-coarse diamond (60 micron / 220 mesh) side is for significant material removal on damaged edges. Sharpening with diamonds is fast, easy, and clean—no messy oils are required, as it can be used dry or with water. Built with durable construction, this sharpener provides years of consistent performance and reliable service. by woodworkers, chefs, and other professionals, DMT® products are known for their superior quality and versatility. Made in USA.