This combination sharpening stone is essential for repairing and maintaining cutting edges on tools, kitchen knives and other sharp edges; This Tool and Knife Sharpener is a dual grit sharpening whetstone with 1000 grit on one face for refining and repair, and 8000 grit on the opposite face for finishing, maintaining and polishing razor sharp edges This waterstone, also known as a whetstone, can be used to create an abrasive slurry - a timeless and unsurpassed knife sharpening method Using water as lubricant instead of oil, this whetstone is easy to clean and actually requires less force to sharpen than an oil stone Waterstones are convenient and easy to use only needing water to sharpen your tools, kitchen knives and more; Preserving your waterstone is easy with a Norton Abrasives flattening stone that will re-flatten the whetstone after use This tool and knife sharpening whetstone is 1 x 8 x 3 inch size (H x W x D), is great for use as a bench stone for kitchen knives, a utility knife, tools and more