Speedball's Sketching Pen Set is a versatile calligraphy pen and nib set designed for drawing, cross-hatching, lithography and creating fine details.  Speedball is an American brand, specialising in craft and art products, calligraphy and screen-printing sets. The nibs in their Sketching Pen Set are high-quality and durable and you’ll find them ideal for producing everything from striking lettering to exquisite pen-and-ink sketches. The Speedball Sketching Pen Set contains: two black plastioc penholders and six assorted nibs. It contains two black plastic pen holders and a selection of six nibs of varying widths to meet all your drawing needs