I've wanted to make my own everyday-use pen for a while now, and finally decided to do it when I came upon a stash of brass rods in the shop.The ink cartridges I'm using were cannibalized from my favorite pens, Uni-ball's 0.38mm Signo pens. I adore these, so I opted to build the pen around these car...
By: avachen
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from Instructables: exploring - technology - robots http://ift.tt/1KuFHnM



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