Sakura Pigma 30062 Micron Blister Card Ink Pen Set, Black, Ass't Point Sizes 6CT Set Pigma micron ink pen set Experience smooth, skip-free writing and crisp ink colors that leave consistent lettering and lines every time Nib sizes for precise line width are 0.20mm, 0.25mm, 0.30mm, 0.35mm, 0.45mm and 0.50mm respectively Achieved universal appeal and is carried by technical professionals, artists and crafters Available in 6-piece per pack and black color Fine point pen ideal for drawing and writing Archival quality ink for use in acid-free environments Chemically stable, waterproof, and fade resistant No smears, feathers, or bleed-through on most papers Includes 1 of each size: #005 (0.20mm), #01 (0.25mm), #02 (0.30mm), #03 (0.35mm), #05 (0.45mm), #08 (0.50mm)