A SPIRAL DRILL WITH A MULTI-STAGE BLADE

Authors

  • B.A. BALASANYAN National Polytechnic University of Armenia Author
  • H.A. HOVHANNISYAN National Polytechnic University of Armenia Author
  • A.L. ARSHAKYAN National Polytechnic University of Armenia Author
  • A.B. BALASANYAN National Polytechnic University of Armenia Author

Keywords:

spiral drill, cutting stage, blade, chip separation grooves, edges of the main blades

Abstract

A new geometry of a spiral drill with a multi-stage blade, which can be used at drilling holes in hard-to-process materials in various branches of mechanical engineering, as well as in medicine for high-speed processing of open and closed holes in bone tissues is presented.

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Published

06.04.2026

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