KUM Cube M2 3-in-1 Pencil Sharpener & Pointer, Black 3.2mm - 8mm - 11mm The KUM CUBE M2 can sharpen pencils, thick crayons, and thin pencils with no problem! It perfectly sharpens a wide variety of pencil diameters from 3.2 to 11 mm. The modern, minimalistic design and high-quality materials make this an eye-catching highlight to any desk. Made in Germany. High carbon steel blades 1-7/16" x 1-7/16" x 1-7/16" (45mm) Innovative blade technology Made of sustainable bio-degradable plastic Durable and long-lasting Less chance of lead breakage KUM Blades:  All KUM sharpeners are equipped with ultra hard (65 hrc) and razor sharp high carbon steel blades. These blades are harder than ball bearings or any high quality knife. This is needed because pencil leads are made of a mixture of graphite and various types of clay, which are extremely hard. Each blade is razor-sharp. A felt sharpening wheel (similar to leather) is used as the last step in the automatic sharpening process. KUM, based in Erlangen, Germany, are the world's leading manufacturer of pencil sharpeners since 1919. KUM sharpeners are distinguished by the excellence of the blades, the build-quality of their products and the huge variety of sharpener styles. Made in Germany.