| 摘要 |
The scalping cutter according to the present invention is provided with: a cutter body; cutter blades formed on the outer circumferential surface of the cutter body; a stem hole extending in the axis direction and formed inside the cutter body; and branch holes being in communication with the stem hole and open to the outer circumferential surface of the cutter body, wherein the openings of the branch holes are formed so as to be adjacent to the cutter blades in a cutter rotation direction within the circumferential direction, and face the cutter blades. |
