TY JOUR TI Modification of the woodcutting tool by the combined processing of edges of knifes KW shears knives KW tools KW treatment KW wear JO Actual directions of scientific researches of the XXI century: theory and practice AU Galkovskiy, T.. AU Chaevskiy, V.. PY 2014 IS 2 PB FSBE Institution of Higher Education Voronezh State University of Forestry and Technologies named after G.F. Morozov