Face fine details with confidence using our technical drawing pens set. Inside are 12 graphic drawing pens with different tips for varied thickness and flow. The high-quality ink is permanent once dry, standing the test of time with less bleed-through and even lines. These drawing fineliners are great for pen illustration, graphic design, sketching, and hand lettering. With a range of tips for different strokes, you can create your finer outlines and details by selecting the pen and tip that best suits you.