Flat Pen Nibs C-0, C-1, pack of 2 (pack of 6)Category: Gold Plastic PensC style pens are ideal for Roman, texts, italic lettering and for accented line drawing, scrolls and scripts. Pen sizes decrease as numbers increase, C-0 being the largest and C-6 the smallest. Pen holders sold separately. Use with Speedball No. 9451 Pen Holder, General's Cork Grip Pen Holder, Koh-I-Noor No. 130N Crow Quill Pen Holder, or Speedball Classic Pen Holders. Set of 6 includes one each of C-0, C-1, C-2, C-3, C-4 and C-5 of the C series pen sizes and a pen holder. Set of 4 includes C-1, C-2, C-3 and C-4 of the C series nibs, two fine Hunt nibs for ornamental work and a pen holder.