Manga School Pen 3pc Zig Calligraphy Pen Nibs have a thicker line, in the Artworx studio we use dip pen nibs for drawing calligraphy dip pen nibs are used with weatherproof ink and watercolour. Calligraphy pen nibs are easy to use and do not drip ink on your page, you can also use dip pen nibs for writing, if you are searching for art supplies we have the largest variety in Geelong and the best prices.