FIELD: tool equipment for machining by cutting; blade tools; cutters, milling cutters, multiflute drills, reamers, etc. SUBSTANCE: cutting tool has cylindrical holding part and chip breaker in the form of smooth straight cylinder or spiral spring. Chip breaker is installed in bottoms of thread made on cutting tool. EFFECT: higher efficiency. 3 cl, 9 dwg
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Authors
Dates
1997-11-27—Published
1994-04-19—Filed