●For target materials, see here.
--->Target material table (Hole saw, Stage drill)

●Uneven pitch blade type allows for smooth drilling.
Enables smooth boring, while suppressing vibrations.

●Special spring for chip removal.
Prevents chips from getting caught.

●Greatly improved workability.
If you remove the spring, you can drill deep holes in wood, resin, etc. up to an effective length of 23.5 mm.

●Uses a hexagonal shaft.
Can be attached and detached from rechargeable tools with one touch.
(Can also be used with electric drills.)

●The cutting edge is made of heat-resistant and durable cobalt vice steel (M42).
High-precision finishing with excellent cutting edge realizes high performance.