TY JOUR TI MILLING EFFECTIVENESS INCREASE BY MEANS OF HARD-ALLOY COMPOUND END MILLING CUTTERS KW milling cutter KW accuracy KW machining KW slot KW investigation KW method JO Bulletin of Bryansk state technical university AU Mokrickiy, B.Y. AU Antipin, D.Y. AU Vereschagin, V.Y. PY 2021 IS 2021 PB Bryansk State Technical University