Quickly hone a razor-like edge with the uninterrupted diamond sharpening surface of this DMT® Dia-Sharp 8" x 3" Diamond Bench Stone. 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-Fine diamond (9 micron / 1200 mesh) to polish and refine a razor edge after sharpening with a coarser diamond. This continuous diamond surface stone provides a cutting edge performance and is recognized for superior quality. Sharpening with diamonds is fast and easy. No oil is needed. You can sharpen dry or with water. Features: Extra-Fine diamond to polish and refine a razor edge after sharpening with a coarser diamond FAST: Hardest material, most efficient sharpening abrasive; available in unique interrupted surface and continuous surface EASY: Light pressure produces a sharp edge with just a few strokes CLEAN: Use water for lubrication- no oil, smell or mess VERSATILE: Hones ALL hard materials: carbide, steel, etc. DURABLE: Starts flat, stays flat - provides years of consistent, reliable use Made in USA Specifications: Model Number: DMT D8E Length: 8" Width: 3" Grit/Type: 9 micron / 1200 mesh Grade: Extra Fine What's Included: (1) DMT - Dia-Sharp - 8" x 3" Diamond Bench Stone Sharpener - Extra-Fine