These have existed for years, but have been hard to find at retail outlets. I used the same/similar Pentel brush pens for rendering while I was still in architecture school back in the late-1980’s. I have also experimented with them for calligraphy purposes.
These have existed for years, but have been hard to find at retail outlets. I used the same/similar Pentel brush pens for rendering while I was still in architecture school back in the late-1980’s. I have also experimented with them for calligraphy purposes.