Feature:1. Premium Preformance : Our whetstone is made of premium material, which provides you with a superior cutting performance. The water tones are used for smoothing and polishing cutting edge.2. Double Sides Whetstones: You will obtain four whetstones with 120, 320, 600, 1500 grit. Each whetstone is double sided. First rough grinding, then fine grinding.3. Practical Design: Special shaped springs are used to clamp wide rods evenly. High vertical bar allows any angle to be set in a wide range.4. Durable and Long Lasting: Our stone is very durable and long lasting. You can easily cut any hard meat or any other kitchen item by the making you knife as sharp as you want.5. Multiple and Practical Use: knife sharpening kit can be used for grinding the kitchen and chef knives, also including kitchen cutlery, scissors, hunting knife, blades, razors, even the chisels can be fixed on the honing guide for sharpening.Specification:Item Type: Knife Sharpening Stone KitMaterial: Stainless steel, white corundumWeight: Approx. 1184g/41.76oz.Package List:1 xVertical Bar1 x Moving Bar1 x Holder1 x Sharpening Bar1 x Screwdriver1 x Storage Bag1 x English Instruction4 x Whetstone