After hollowing out the bamboo, use this handmade rasp first to shave out the inside. Attaches to accompanying rod, A0058(Please order this rod seperately if you don't have one.).
Interior Rasp B(Gari-bou B), ¥3850
Rasp Rod, ¥1430
Ring Auger, ¥2365
Interior Rasp D (Gari-bou D), ¥1980
Interior Rasp C(Gari-bou C), ¥3300