TY JOUR TI DESIGN OF ROUGH HOBBING CUTTER FOR MACHINING OF COG-WHEEL OF LARGE MODULE KW rough hobbing cutter KW altitude correction KW double tooth hobbing cutter KW milling cutters with prominence KW cog-wheels KW allowance for grinding JO Bulletin of Bryansk state technical university AU Kirichek, A.V. PY 2019 IS 2019 PB Bryansk State Technical University