Brush pens give far more variation in line width than a fineliner pen. Their nibs have a broad foundation that then tapers to a great point. Normally the nib is made from a conical piece of felt, but you will discover pens which have a real brush tip made https://how-to-draw-with-ink-pens65432.life3dblog.com/34050402/5-essential-elements-for-ink-pen-drawing-techniques