Avoid the frustrations of broken leads with this break-resistant designed sharpener. The flyway cutter stops sharpening when pencils reach their ideal sharpness. The anti-clog cutter gear is optimized for heavy-duty use and sharpening colored pencils, while it's innovative design gets you a clear view of the blade in action. The appearance is both sleek and professional. It has a SafeStart Motor stopping feature that stops the motor when the easy-to-empty shavings bin is removed.