Rapidograph Technical Pens feature a steel nib suitable for precise, uninterrupted line work and also a white plastic barrel with a refillable ink reservoir. Made of impact and chemical-resistant components for universal use with drawing and specialty inks, each nib size has a color coded cap for nib selection. The double-seal cap is air-tight to keep the nib from drying out and comes with a pocket clip. Made in the USA.
7 Pen Set includes Nib Sizes 4x0/.18mm, 3×0,/.25mm, 00/.30mm, 0/.35mm, 1/.50mm, 2/.60mm and 2.5/.70mm, a bottle of Koh-I-Noor universal ink and nib keys in a hinged-lid plastic case.