Momo Arts - Samurai Series - Sumi / Chinese Calligraphy Brush - No. 5 - Extra Large - Handcrafted Handcrafted in Taiwan by experienced brush masters Master quality brushes suited for Chinese calligraphy and sumi-e Brush total length is 27.4 cm. Brush tip length is 5.3 cm; Tip diameter is 1.27 cm. No. 5 is our Extra Large sized brush in this series Natural bamboo handles exhibit some color variation