B K Jagan and Co Carborundum Combination Sharpening Stone109-150MM(Pathri) Knife Sharpening Stone  (Ceramic)

CUMI LIST 109 Combination Stone is Silicone Carbide combination bench stones have both coarse and fine grit silicon carbide surfaces. These fast-cutting stones are used to sharpen edges on tools to moderate tolerances quickly. Stones are very fast cutting and while a thin clear oil is usually sufficient. These softer stones have several advantages over harder stones. Because they are softer, they do not become glazed or loaded with detritus. Plus, they are lubricated effectively with water rather than oil but can be used with either. There are a number of ways to sharpen knives and tools, but water stones are the preferred method because the user has absolute control during the sharpening process. A two-sided Combination fine/coarse combination sharpening stone.strong How to use/strong: Soak the whetstone in water for about 5 to 10 minutes or until only little air bubbles appear ing, that indicates the stone has absorbed the optimum amount of water necessary for the top result. And keep applying water while sharpening. The reason for using the water is, the water makes the small stone particles released when sharpening, form an abrasive substance that gives the sharpening result. Place the stone on a slip-resistant surface like a wet wiping piece or a wet dishcloth. Sharpens stainless steel, carbon steel and much more Excellent for a variety of knives and tools Size: 150 x 50 x 25 millimeter Silicone Carbide Combination Stone Perfect for knives sharpening