Patent ID: 11969808
Assignee: KYOCERA CORPORATION
Field: Machine tools (Mechanical engineering)
Classification: CPC B | IPC B

Claim 0:
1. A cutting tool, comprising:
a holder having a columnar shape extended from a first end to a second end along a rotation axis, and comprising a pocket located on a side of the first end;
a shim member located in the pocket;
a first screw to fix the shim member to the pocket; and
an insert in contact with the shim member on a front side of a rotation direction of the rotation axis,
wherein the shim member comprises:
an outer side surface located on a side of an outer periphery of the holder,
an inner side surface located on a side opposite to the outer side surface and located closer to the rotation axis than the outer side surface,
a front side surface located on a front side in the rotation direction,
a rear side surface located on a side opposite to the front side surface, and
a first hole opening into the outer side surface and the inner side surface,
the pocket comprises a second hole corresponding to the first hole,
the first screw is inserted into the first hole and the second hole, and
a first central axis of the first hole is located ahead of a second central axis of the second hole in the rotation direction, such that the first central axis is offset from the second central axis in a circumferential direction before inserting and securing the first screw to the shim member and the pocket.