Description The Pentel GraphGear 500 Mechanical Drafting Pencil is weighted at your fingertips for precise drafting & template work. The metallic mesh grip on the slim, beveled barrel promotes control when writing. A 4mm tip design makes it ideal for use with rulers and templates. Pre-loaded with Pentel Super Hi-Polymer HB lead; never needs sharpening, is super strong and produces a clear dark line. Refillable with Pentel Super Hi-Polymer HB lead and Z2-1 eraser.