| 摘要 |
The present invention relates to a tool (10), a cutting insert (13) and a shim (12) for cutting machining. The tool comprises a holder for turning or milling, a shim (12) and an indexable cutting insert (13). The shim has an upper side and the cutting insert has a lower side. The lower side comprises protrusions (29A,29B). The cutting insert and the shim are provided to abut against each other in three points. The upper side of the shim comprises recesses (21,22). The recesses (21,22) are provided spaced from the projections (29A,29B). |
