Knife Sharpening Stone Set, HMPLL Whetstone Knife Sharpener Stone Set 4 Side Grit 400/1000 3000/8000, Professional Include Non-Slip Bamboo Base, Leather Strop, Flattening Stone & Angle Guide Knife Sharpener Whetstone itFeatures & Benefits:-️White Fused Alumina Material & Silicon Carbide Material: Superior wear-resistance helps lengthening the service life of whetstones.-Water Stones: No oil. Soak in the water for 15 minutes before using.-2 Double Sided Whetstones, Coarse/Medium/Fine/Extra Fine Grit:-400 Coarse Grit For Rough Sharpening: For when the blade is unusually dull or to grind off chips. Primarily used for knives which are damaged-1000 Medium Grit For Normal Sharpening: Your go-to sharpening stone. If your knives have lost their edge and need a good sharpen, then this is the grit you should start with.-3000 Fine Grit For Fine Sharpening: 3000 grit can be used more often if you are the sort of person who likes to sharpen a bit more regularly as they are less coarse, this grit is designed for -sharpening but not maintaining your edge.-8000 Extra Fine Grit For Finishing: 8000 grit is perfect for the final polishing of bevels and back sides. It gives a fine, razor-sharp edge to any tool of the knife blade.-Bamboo Base with Non-Slip Pad and Silicone Holders: For holding the stone securely. ️ Angle Guide: -Black Flattening Stone: It provides the necessary cutting action to effectively flatten the stone, especially when working on coarse water stones-White Flattening Stone: For keeping your water stones flat all the time thus enhancing its performance (Finer than 1000)Specs:Whetstone Sizes: 180 x 60 x 30mmFlattening Stone: 180 x 60 x 28mmBamboo Base: 210 x 90mmPolishing Cloth: 470 x 50mmIncludes:1 x 400/1000 Double Sided Water Sharpening Stone 1 x 3000/8000 Double Sided Water Sharpening Stone1 x White Flatting Stone1 x Black Flatting Stone1 x Bamboo Base with Non-Slip Pad2 x Silicone Holders1 x Knife Angle Guide1 x Leather Strop