Extra strong string to wind, for instance, into the depression around the middle joint. Dia.:0.75mm,length:300m. Material: Vinylon (artificial fiber)
Middle Joint Rasp A (With Handle), ¥10230
Middle Joint Insert Tool A (with handle), ¥6655
Middle Joint Rasp B, ¥10230
Celluloid Thin, ¥715
Cherry Tree Bark, ¥1320