Twist-Erase III Mechanical Pencils feature a sturdy, well-balanced barrel that makes it the most popular Twist-Erase Pencil Protective tip design stabilizes lead to reduce lead breakage Latex-free ...

Mechanical engineering is the branch of engineering that deals with moving machines and their components. A central principle of mechanical engineering is the control of energy: transferring it ...

The rubber grip offers superior control and comfort. The Graph Gear, 1000 from Pentel, is a high-quality mechanical pencil with design-friendly features. The metal grip provides stability and control ...