Guaranteed not to hollow or groove, DMT®’s precisely engineered Dia-Sharp® Bench Stone with continuous diamond surface assures consistent, even sharpening every time.The 8" length is great for both long and short knives providing cutting edge performance for a quick, keen edge on small contact areas and pointed tools.Extra-Coarse diamond (60 micron / 220) when significant removal of material is needed for damaged edges. Includes non-skid rubber feet.Diamond grade clearly marked on side of stone. Sharpening with diamonds is fast and easy. No messy oils needed—sharpen dry or with water. Durable construction will provide years of consistent performance and reliable serviceFor proper tool maintenance, woodworkers, chefs and other professionals rely on the superior quality and versatility of DMT® products.Made in USA.

• Sharpening surface accommodates range of edges— from large knives to small pointed tools
• Extra-Coarse diamond when significant removal of material is needed for damaged edges.
• Sharpens knives faster than conventional stones with DMT®'s monocrystalline diamond surface
• No oil is needed-sharpen dry or with water
• Durable construction will provide years of consistent performance and reliable service