| 摘要 |
The invention concerns a tool (10; 20), a toolholder (30; 40) and a tool-toolholder unit (70; 80; 90) obtained by coupling tool and toolholder and adapted to be fixed to a rotor of a shredder. The tool (10; 20) and the toolholder (30; 40) comprise coupling means that permit a quick and easy assembly or disassembly of the two elements and ensure, at the same time, a stable and safe fixing during the use of the tool itself. |
