Amazon has a good deal on the Rotring 500 0.5mm Mechanical Pencil. It's [amazon_link asins='B00C1YNBQS' template='PriceLink' store='boingboing' marketplace='US' link_id='4f29a100-962d-4299-802a-4b3bc218b0b2'].
Here's a video review of the 500:
Amazon has a good deal on the Rotring 500 0.5mm Mechanical Pencil. It's [amazon_link asins='B00C1YNBQS' template='PriceLink' store='boingboing' marketplace='US' link_id='4f29a100-962d-4299-802a-4b3bc218b0b2'].
Here's a video review of the 500: