DMT 8-Inch Extra Coarse Diasharp Continuous Diamond Sharpener is 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 inch 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. Perfect for flattening plane soles, irons and chisel backs, even conventional and water stones. Includes non-skid rubber feet. Diamond grit clearly marked on side of stone. Extra, Extra Coarse diamond (120 micron / 120 mesh) when significant removal of material is needed for damaged edges. Sharpening surface accommodates range of edges, from large knives to small pointed tools. Sharpens knives faster than conventional stones with DMT's monocrystalline diamond surface. Durable construction will provide years of consistent performance and reliable service. Brand: DMT Model: Diasharp D8XX Color: Grey Blade Materials: Handle Materials: Diamond Stone Blade Length: Handle Length: 8 inch Weight:2.68 Dimensions:11 inches x 5 inches x 0.5 inches Before purchasing this product, please familiarize yourself with the appropriate state and local regulations by contacting your local police dept, legal counsel and/or attorney general's office. You, as the buyer, not Overstock.com, are responsible to understand your local, state, and federal laws before placing an order.