- Kum AZ1028316-S 4-in-1 sharpener with container, designed to sharpen pencils with diameters of 7, 8, 10, and 11 mm - Compatible with colored and graphite pencils, in round, triangular, and hexagonal shapes - Pack of 3 units, each with double opening and Click Clack dustproof closure - Curved sharpening blade that prevents breakage and ensures precise sharpening - Durable black plastic container, easy to empty and clean - Made in Germany with high-quality materials - Ideal for students, artists, and office use