Often attach for HM-Style Tuning Cylinder. Use with glue or double sided tape. 20mm width , 5 meters. #80 finess.
Rod with abrasive paper attached, ¥1100
16 Interior Diameter Gauge, ¥9900
Dial Caliper Gauge, ¥92400
Shakuhachi Tuning Diagram -Seiritsu, ¥1320