Smith's Sharpeners 11.5" x 2.5" Diamond Sharpening Bench Stone. EdgeSport Series. 11 1/2" x 2 1/2". Fine, 750 grit. SmarSharp features. Ideal for putting a razor edge on your knives or tools. Color: Orange. Black composition housing with black non-slip rubber feet. Interrupted surface speeds sharpening. Features Micro-Tool Sharpening Pad-this area allows you to sharpen those small tools and instruments that require an uninterrupted sharpening surface. Two holes in the bottom of the base allow you to easily remove your stone so that you can sharpen router and special bits. Sharpens knives and tools. Hang packaged.