These bits developed at Mejiro make the traditionally difficult task of opening up finger holes musch easier and will not damage the area around the hole!
The average of shakuhachi finger holes are 10.5mm in diameter, however shinobue holes are much smaller.
Made in Japan
4.0mm to 12.0mm -Unlisted sizes are no longer available. Production is already discontinued.
End of sales.
For finishing work on finger holes.