Size table
Optional parts
* If you have an expanding shank S and additionally purchase an expanding plate L, you can replace the plate S with the plate L and use the tool as an expanding shank L. (Likewise, your expanding shank L can be used as an expanding shank S.)
Core bit-specific correspondence table
*The tables below serve as a guide for using an expanding cutter of the same type as the cutter used to drill existing holes.
*Use this method to make a ø 70mm (2-3/4") hole from a ø 65mm (2-9/16") hole.
Wooding core bits, ALC core bits
Rotary core bits (H core), Percussion core bits (S core)
*The maximum cutter size of the Rotary core bit is 170mm (6-11/16").
Drimond core bits, Drimond core bits for block, Hyperdia core bits