Simple Single Sided Plating: the diamond sharpening stone adopts the common single sided design, a simple way to produce a faster, cleaner cut. Easy to Care: the diamond sharpening stone is easy for you to use and care in daily, you can always add water or honing it while sharpening, and then you can nicely wear your ; After use, please wipe them carefully to avoid rust. Small to Carry and Store: each pocket sharpening stone is designed in pocket size, small and lightweight, which is convenient for you to put it on any places you like, and you can also carry them every day, which will not take up too much space. Versatile Applications: these sharpeners are versatile for wood chisels, jade, seals, tool steels, seal cutting tools etc., which will necessity for you. Size: LengthxWidthxThickness: 17cmx7.5cmx0.1cm/6.69inchx2.95inchx0.04inch. Package Includes: 1 Sharpening Stone Note: Please allow slightly errors due to manual measurement and different monitors.