The length is intermediate between a short bit and a drill bit.
As it is a threaded type, the drill bit can be inserted smoothly using rotational force.
The edge of each blade is finished by hand by a craftsman.
Material: Wood. Blade diameter (mm): 30
Groove length (mm): 140
Total length (mm): 210
Shank shape: Hexagonal shaft
Shank diameter (mm): 10
Compatible models: Electric drills, impact drivers (blade diameter 13.0 mm or less), drill drivers (14.4 V or higher recommended)
Material/Finish: Carbon steel (S55C)
Country of Origin: Japan
Code number: 305-0751
