G-Tec-C Micro Fine 0.30mm pen by Pilot. This black ink roller ball pen features smooth, clean, micro fine lines. It is perfect any time you need an extra fine line. Since it is a roller ball pen, it has less feathering or spreading than felt tip pen.
This pen is also available in hyper-fine and ultra-fine tips. You can view them in the “You May Also Like” section below.