Product Features The sharpening stone is small in size, portable and convenient to sharpen more efficiently. Can be used to sharpen kitchen utensils, scissors, cutter, shaving tool, etc. It is made of high quality diamond, which is durable and ensures good sharpening results. Easy to Use The foldable plastic shell protects the inner sharpening stone well and makes it convenient to carry, perfect for outdoor use. Plastic handle protects the sharpening stone easy to carry. Widely Used Double-sided 400/600# grit sharpening stone is ideal for coarse grinding or fine grinding. Lightweight, compact, practical, perfectly adapts to outdoor activities. It is easy, efficient and precise sharpening and polishing. Use in kitchen garden wood cutting tool scissors.