400/1000 Grit Sharpening Stone Whetstone for Knives Chisels are also used to sharpen the edges of steel tools and implements, such as scissors, scythes, razors, hand scrapers, and plane blades, through grinding and honing.

Features:

• Versatile sharpening with two stones for sharpening grit 400 and 1000.
• 2-1/2" Wide by 7" Long (with any stone there will be minor variations in size)
• Water stones are manufactured from high quality corundum medium with elevated levels of aluminum-oxide.
• Generous thickness and superior hardness for durability and sharpening quality.
• Double-sided for convenience and ease of use.
• Convenient size to store in "leftover" containers to keep moisture levels and avoid cracking.

What is Corundum?

• Corundum is a crystalline form of aluminum oxide, and typically containing traces of iron, titanium, vanadium and chromium.
• It is a rock-forming mineral which makes it ideal for casting into a ceramic stones.
• The ratio of corundum to ceramic medium determines the hardness and durability of the sharpening stone.