Writes neat, consistent characters without smudging or fading - Maintains uniform line width and density even with long writing sessions - Lead tip wears evenly into a conical shape, preventing blurring or thickening lines - Strong performance with both fine 0.3mm and bold 0.7mm leads - Equipped with a Double-Speed Engine that rotates the lead faster than standard models, keeping lines sharp and balanced - Uses precision metal parts for a more stable rotation mechanism - Features a lead break prevention system with a sliding pipe that allows writing without exposing too much lead - Enables long, continuous writing with fewer interruptions
