Versatile Use: The kitchen knife sharpener can sharpen any blade. Suitable for all knives and scissors, hunting knives, steak knives, pruning shears, chef's knives, etc. Foldable Kitchen Sharpening Stone: For excellent results every time. Prepares, sharpens and refines the blade. Quickly and effectively sharpens your kitchen knives and restores dull knives to their original sharpness Handle Design: Concave and convex sharpening stone knife sharpener designs at the rear end of the handle prevent the handle from dislocating when you use it and avoid bending your fingers Portable Design: The knife sharpener is lightweight, small in size, portable and easy to use. Can be used anywhere, compact size does not occupy space, easy to store. Suitable for camping and outing use Sand surface size: 100 x 20 mm; overall size (closed state): 125 x 30 x 15 mm; overall size (open state): 225 x 30 x 15 mm: 400 mesh for rough surface and 600 mesh for fine surface. Note: The data are all measured