These technical drawing pens feature stainless steel nibs, which deliver a consistent line every time. You can expect to pay up to $45 for a size 2x0 or 0.3mm pen with ink, but now you can get The Techno Art Technical Pen, a bottle of Rich Black Ink and an Isomars Circle Template for an unexpectedly, great low price! -- less than a third of what you'd expect!
Isomars is one of the leading manufacturers of technical drawing and fashion designing instruments. The Isomars Technoart Pen Sets include everything needed to get you started and to keep you going for all of your technical drawing needs! Perfect for professions or projects that require precise line applications. Great for engineers, architects and artists, engineered with precision for optimum performance for design, illustration, and other drafting applications