The best improvements are the nylon guide ball which holds the angle solidly, the 360-degree rotating head, and the knife clamping system.
1. Most of these products are made of stainless steel, with a small part of plastic, highly durable & long-lasting.
2. Innovative new flip design allows to flip over to sharpen another side while retaining the same exact angle and edge, restore knife blades quickly and safely.
3. Very simple structure, easier to install and use.
4. Our products’ Handle is on the above of the knife blade. It’s super safe, will not hurt your hands!
5. The stones can use WATER for sharpening, doesn’t need expensive sharpening/honing oils
6. This global whetstone sharpener can sharp ANY BLADE out there, like any kitchen knife set, chef knife, steak knife, santoku knife, paring knife, sushi knife, cleaver knife, kitchen knives, Japanese knife, butcher knife, paring knife, BBQ knife, Hunting Knife, Pocket Knife, Scissor, Chisel, Blade, Straight Razor & it can even sharp an ax!
1. Please invade the stones into the water for a while until there are no blisters before using.
2. Then you can take the stone out, put a few drops of water on the stone to prevent it from drying out during sharpening, which can effectively prevent the stones from being worn out easily.
3. By the way, you also can use a few drops of dish soap in the water for added lubricity.
**In this way, the sharpening stone will not produce dust during use, and you can get your knife sharp again.**
4. After use, please clean and dry the whetstones, and put them in normal temperature and dry environment, avoid high temperature and dampness.