GraphGear 500 Mechanical Drafting Pencil features a 4mm fixed sleeve for template work and technical drawings. Metallic-mesh grip delivers precision and control. The barrel is weighted at your fingertips for precise drafting and template work. Easily identify your lead type with the built-in lead hardness indicator. Preloaded with Pentel Super Hi-Polymer HB lead the pencil never needs sharpening is super-strong and produces a dark line. Drafting pencil offers a top click stationary eraser and tip. Refill with Pentel Super Hi-Polymer Lead and Z21 refill eraser. • Technical drafting mechanical pencil. • 0.9mm. • Top click stationary eraser. • Pencils feature 0.4mm sleeve for drafting and template work. • Slim barrel features textured metal grip for writing control. • Refillable. • Use Pentel s Super Hi-Polymer lead and Z2-1 refill eraser. • Sold as 1 Each.