【Sharp Sharpening Blade】The blades of The metal manual pencil sharpener are made with high-grade sharpening steel,very sharp and long-lasting | 【One-hole Sharpener Design】The single hole pencils sharpeners are great for graphite colored or wood-cased pencils for standard size pencils to 8mm diameter | 【Standard-size Pocket Sharpeners】The small pencil sharpener comes in size: 25x14x10mm,tiny pocket