Brush pens present a lot more variation in line width than the usual fineliner pen. Their nibs have a wide foundation that then tapers to the great issue. Normally the nib is manufactured from a conical bit of felt, but you will discover pens that have a real brush https://inkdrawingforbeginners92580.blue-blogs.com/44404841/how-to-draw-with-ink-pens-fundamentals-explained