Sharpening are made of high quality diamond material and are durable enough to last for years. The high-strength body gives the stone better durability, making it thinner and lighter.<br> Multitasking Knife Sharpener - This set contains 4 different types of grits to meet your sharpening needs, such as kitchen knives, carpenter tools, ceramic knives, chisels. All have a honeycomb design layout for efficient sharpening.<br> EASY TO USE - The sharpener has a non- base for easy control and use. It has a 5.9x2.5 inch face and a wider blade for shape tools. Do not put it in the dishwasher or immerse it in water.<br> Sturdy and Drinkable - Due to the increased hardness, the sharpener can be made into a thin and light body. Compared to other stone sharpeners, these diamond sharpeners are portable and easy to in your bag.<br> Thin grinding polishing diamond square knife tool sharpening stone whetstone 400/600/800/1000/1200 grit<br> <br> Colour:silver<br> Material:diamond<br> Size:about 151x63x1mm<br> <br> Package Contents:<br> 5 X diamond grinding knife stone stone<br> <br> Only the above package content, other products are not included.<br> Note: Light reflection and different displays may cause the color of the item in the a little different from the real thing. The measurement allowed error is +/- 1-3cm.