The brush tip of Kuretake's Gokuboso N° 24 fude pen is similar to a classic calligraphy brush. You can use it to alternate between thin and thick strokes, lines and strokes. The black ink is fast-drying. The product specifications of the Gokuboso N° 24 fude pen from Kuretake: - ink color - black - ink type - pigmented, water-based - tip - brush tip (polyester) - refillable with a separately available cartridge Made in Japan.
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