This rotary pencil sharpener is the perfect tool for classrooms and beyond! With a special multi-mount 2-in-1 base, this unit can be temporarily mounted on a desk using the suction base, or attached permanently to the wall using the screw mounting base. An ergonomic kid grip handle makes this rotary sharpener easy to use when mounted to the wall in classrooms, plus the translucent red shaving bin is easy to remove for quick waste disposal. Don't worry about the unit becoming dull after a semester or two - an included heavy-duty steel cutter promises years of lasting performance. Keep your pencils sharp and young minds sharper with this manual pencil sharpener!