The archetypal architects’s drawing tool, Staedtler’s clutch pencil was the ... Sketching Pencil offers a 2mm lead for a thicker, richer line. You can also get the hexagonal barrel engraved. The ...

They are a type of mechanical pencil that has a hollow ... and equipped with an identifying clip, Staedtler includes one piece of the recommended HB, 2mm thick lead with your purchase.