The Retro 51 Hex-O-Matic mechanical pencil is a sturdy, well built writing instrument, well suited to technical work as well as informal note taking. The Retro 51 Hex-O-Matic is also available in a Ballpoint pen.
Its faceted, all metal barrel has a knurled grip section and has a click action button for lead advance. A renewable eraser is under the click button.
The Hex-O-Matic pencil uses any 0.7mm lead refills and comes packaged in a foldout hex shaped box.
