Ultimate Survival Technologies UST Sharpening Stone

Offers a combination of textures for sharpening knives with a fine surface on one side and a coarse surface on the other. Use the coarse side to repair damage and put a rough edge on the knife. The fine stone is used to polish the edge and get a razor sharp knife. Can be used to sharpen scissors, knives, and tools. Dimensions: 4" x 1" x 3/8".