Cutting tools-Hollowing Out the Shakuhachi Bamboo

Next arrival: Mid-August 2026

Achieve a flawless, professional finish inside your traditional Japanese bamboo flute. The Interior Rasp B (Gari-bou B) is a premium, handmade tool crafted in Japan specifically for fine-tuning and smoothing the inner bore of a Shakuhachi flute after initial rough shaping.

This item was discontinued in 2022 when the supplier went out of business.

A limited number is now in stock. Hurry before it's sold out!

This handmade thick, heavy rasp is good for working on larger portions of the bottom of the shakuhachi or on the mouthpiece. Different roughness on each side. Length:220mm, Width:24mm, Thickness:7.0mm, 380 grams, Both sides.<Shari/Tokusa>

The ideal manual boring tool for traditional instrument crafting. This high-quality Japanese Ring Auger features a 15mm diameter cutting head and a generous 490mm length, allowing you to reach deep into the bamboo chamber to clear out internal walls after the root section has been prepped.

Simple, durable, and highly effective for maintaining a consistent internal bore diameter.

The essential foundation for internal bore shaping. This premium Rasp Rod is a high-quality, 3-piece detachable extension handle made in Japan from durable stainless steel. It is specifically designed to attach to Interior Rasps A through D (sold separately) to reach deep inside the bamboo chamber during the Shakuhachi flute-making process.

Product Specifications:

Total Length: 600 mm (comprising three 200 mm sections for adjustable length)

Material: High-grade Stainless Steel

Origin: Made in Japan

Take the difficulty out of the initial stages of crafting your traditional Japanese flute. This premium hand-held short bit features a robust, stable wooden handle paired with a 12mm diameter drill bit, specifically designed for hollowing out the tough root section of Shakuhachi bamboo. A must-have, high-quality cutting tool for both novice and experienced instrument makers. (Note: Drill bit color may vary between silver and black depending on seasonal production).

A rasp for working on the bottom of the bamboo, the outside of the bamboo, or finishing the middle joint insert. Made in Japan
190(length)x150(Blade)x4mm Made in Japan

Assorted rasp for working on the bottom of the bamboo, the outside of the bamboo, or finishing the middle joint insert
190(length)x150(Blade)x4mm Made in Japan

A MINIMUM ORDER REQUIRES +2,500 JPY

Brush dia.:45mm, Brush:100mm, Length:600mm. "Elastic" handle: 500mm. (White horse hair.)

NOTE: Due to the length, your postage will become +30% higher if you order this item along with others.

Handmade in Japan, 

A small saw perfect for working on detailed work such as the mouthpiece.

Overall length: 290 mm, blade length: 165 mm, blade width: 40 mm, blade thickness: 0.5 mm, pitch: 27

*The package may differ from the image.