Patent ID: 8356960

Claim:
A single-sided cutting insert comprising: a bottom surface; a top surface; a peripheral side surface extending between the top and bottom surface, the peripheral side surface comprising two opposing major side surfaces and two opposing minor side surfaces; a longitudinal median plane (L) intersecting the two minor side surfaces and the top and bottom surfaces; a lateral median plane (M) intersecting the two major side surfaces and the top and bottom surfaces; and a recess formed in the bottom surface and comprising a hole which extends towards the top surface; wherein: the hole has a first inner surface comprising a first abutment region at least substantially on a first side of the longitudinal median plane (L); the hole has a second inner surface comprising a second abutment region at least substantially on a second side of the longitudinal median plane (L); the first and second abutment regions face in opposite directions; the recess is shaped to receive, via the bottom surface, a screwing element for applying a fastening force against at least one of the first and second abutment regions; and the recess comprises a single groove extending between the two major side surfaces and along the bottom surface.