This Rockingham Forge high quality fine ceramic whetstone has a 3000 grit and is suitable for sharpening stainless steel knives. This ceramic whetstone is long lasting and cleaner than traditional whetstones. Perfect for honing your knife edge and requires a lot less oil or water for lubrication whilst sharpening. The whetstone includes a non-slip removable silicone base to ensure safe and even sharpening. Compare prices from: Rio in Kitchen Tools & Accessories