%0 Journal Article %T ACCURACY OPENING OF HOLES AFTER DRILLING %A Goldobina, V.G. %K holes, flange joints, large-size equipment, drilling, sinking, hole accuracy, technological heredity. %J Bulletin of Belgorod State Technological University named after. V. G. Shukhov %D 2019 %N 4 %P 6 %I Belgorod State Technological University named after V.G. Shukhov