Baker Botts L.L.P.
Cutting tool
The holder has a first surface and a second surface. The head includes a cutting edge portion and a shank portion. The holder is provided with a first hole and a second hole communicating with the first hole, the first hole extending in a third direction inclined by a second angle relative to a second direction extending from the second surface toward the first surface when viewed in a direction parallel to the axis line. The shank portion has a flat surface portion, and is provided inside the second hole. The fastening portion is provided inside the first hole, and is in contact with the flat surface portion. In a plane perpendicular to the axis line, a third angle between the second direction and a fourth direction perpendicular to the flat surface portion is larger than the second angle. The third angle is less than 90°.
Sumitomo Electric Hardmetal Corp.
B B B B B B
B23B B23B B23B B23B B23B B23B
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Yasuhiro Masaaki Ryusei Kouki Yoshikatsu Kazuhiko
Kajiwara Jindai Hamada Matsubara Mori Kashima