| 摘要 |
The present invention relates to a rotatable tool (1; 101), which comprises a shank (3), a cutting head (5; 105) and a drawbar (20; 120), the shank (3) and the drawbar (20; 120) having co-operating members (26; 126, 32) for imparting the drawbar (20; 120) and the shank (3) a displacement in relation to each other in the axial direction (C-C) of the tool, and that the cutting head (5, 105) and the drawbar (20; 120) have co-operating engagement members (7, 21; 107, 121) for the transfer of forces in the axial direction (C-C) of the tool (1; 101). The invention also separately relates to a cutting head and a drawbar. Characteristic of the tool according to the present invention is that the co-operating engagement members for the transfer of force have serrations (10, 25; 110, 125), and that the serrations (10, 25; 110, 125) extend transverse to the axial direction (C-C) of the tool. |
