摘要 |
FIELD: mechanical engineering. ^ SUBSTANCE: cutting tool comprises base made of a metal and edge member provided with a number of cutting teeth. The edge member is connected with the base along the edge of the base. The cutting teeth are made of a composite material that comprises at least first and second metals with the first metal being more soft than the second one. The groove is made during selective galling of the first more soft metal. ^ EFFECT: improved quality of working. ^ 17 cl, 8 dwg |