A brand known for producing high quality materials, Brustro?s Technical Pens are a reliable, versatile pen, the combination of a long metal tip and softer writing action make them easy to use with rulers and templates for technical and architectural drawing but also ideal for writing and sketching. The disposable technical pen using archival pigmented ink is available in nine point sizes (the biggest range we have.), you can pretty much guarantee every possible use is covered. The ink is waterproof and light fast, ensuring that your drawings won?t bleed when exposed to water and won?t fade with time or in sunlight. Brustro Technical Pens make an excellent disposable alternative to the more expensive refillable technical pens, so you?d be hard-pressed to tell the difference. Ideal for all of your fine inking needs, Technical Pens begin with a size 0.05mm and work all the way up to our thick Brush pen. These quick-drying, pigment-based ink pens are great for anime, illustration, details, fine art, design, comics, modeling, journaling and paper crafting. Experience smooth, skip-free writing and crisp ink colors that leave consistent lettering and lines every time. Choose from the range of nine nib sizes for precise line widths: 0.05mm; 0.1mm; 0.2mm; 0.3mm; 0.4mm; 0.5mm; 0.6mm; 0.8mm & Brush. They are available both individually but also in a small selection of sets for anyone looking for a range of sizes to start off with. Pack of 6 pens of nib size brush. Brustro is a registered trademark of Creative Hands Art Materials Pvt. Ltd.