You could also use this to engrave any sort of (thin) bitmap image such as a logo onto pencils. It would probably work for pens as well, assuming that the material was "laser safe."
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Step 1: Requirements
3/16" wood (or other material suitable for making the jig)
Epilog Helix Laser Cutter
PencilJigAndEngraving.cdr (this file contains both a jig layer and a text layer)