FIELD: machine building.
SUBSTANCE: tool has main body 2 with coating 4 made on at least its one working area 3. Tool main body 2 is shaped 5 (stage a) and coating 4 is applied on shaped surface 5 (stage b). Said shaped surface 5 has multiple ledges 6 and recesses 7 produced by turning. Main body material part is processed thermochemically after stage a along structures surface to create primary for outer protective layer 4 to be applied on said protective layer of material 8 to fill remained recesses between ledges 6.
EFFECT: better adhesion of coating with tool main body.
3 cl, 6 dwg
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