| 摘要 |
<p>The invention finds application in the field of cutting tools, in particular for the cutting of disc-shaped metal sheets. More precisely, the invention relates to a disc-shaped tool (1) equipped with a knife with a circular cutting edge (4), having laterally two curved flanks (3). The knife (4) inserts itself into the width of a disc-shaped metal sheet (2), partially separating it into two sheets (5). <IMAGE></p> |
