- The manual pencil sharpener features a premium, enhanced spiral alloy blade, capable of being sharpened up to 10,000 times, ensuring long-lasting performance. - Designed for efficiency, it prevents lead breakage while offering adjustable tip sizes. Compatible with a variety of pencils, including colored, sketching, and charcoal pencils ranging from 6.5 to 8 mm in diameter, it accommodates hexagon, round, and triangular shapes. - Equipped with an automatic lead feed and stop function, this sharpener is easy to use, efficient, and reliable. The durable ABS plastic components are colorfast and recyclable, promoting sustainability. - User-friendly for school-aged children, simply insert the pencil, twist the sharpener clockwise, and watch as the pencil sharpens effortlessly. Once the resistance decreases, turning the crank will allow the sharpened pencil to emerge automatically. - Ideal for artists, students, and professionals, it enhances the sharpening experience for all types of drawing and writing, ensuring your pencils are always ready for use.