Whip up a brand-new concept for an upcoming project with the Pentel Graph Gear Pencil. Crafted from premium materials and outfitted with mesh grips the automatic drafting pencil is carefully crafted to meet your serious standards. Click the top to reveal an extra-long 4 mm fixed sleeve. Additional functionality allows you to click the pocket clip to release the heavy-spring mechanism and retract the tip of these Graph Gear 1000 pencils. These Pentel automatic drafting pencils are refillable with Pentel Super Hi-Polymer lead and Z21 refill erasers (sold separately). Comes with a blue 0.7 mm pencil.