Functional Sandpaper Sharpener - after blending, you will notice that your tortillon, it's picking up particles from your drawing. use a sandpaper sharpener (or pointer) designed for pencils and similar art supplies. it can pencils or your stumps and tortillions sharpen,its useful tool for artist drawing.Multifunction Pencil Lead Grinder - clipped on both sides of the sketch board, it can fix the drawing board and sketch paper. can make your charcoal, pencils or your stumps and tortillions sharpen, use them for blending pencil, pastels, and charcoal.Delicate and Compact - portable and compact design, can quickly sharpen the pencil. powder can be storage, prevent lead powder from falling, not easy to dirty the sketch paper and hands.Wonderful Gift - these sandpaper pencil sharpener is a good sketch drawing tool, perfect for drawing and a great gift for artists, sketch drawing beginners, learners.Widely Use - all pencil and charcoal can be used.art drawing accessories supply for students, artists and children.