VESTNIK of Samara University. Aerospace and Mechanical EngineeringVESTNIK of Samara University. Aerospace and Mechanical Engineering2542-04532541-7533Samara National Research University80610.18287/2541-7533-2009-0-3-3(19)-127-131Increase of efficiency of technological preparation of manufacture on the basis of through use of the information technologysadohina@ssau.rusadohina@ssau.rusadohina@ssau.rusadohina@ssau.ruSamara State Aerospace University0309200983-312713111062014Copyright © 2015, VESTNIK of the Samara State Aerospace University2015In work the technique of increase of productivity and quality of works on preparation of steering programs for machine tools with NC, working off of these programs, a choice of the tool and modes of processing which allow to raise competitiveness of a small enterprise is considered.Working out NCworking off NCchoice of the tool and processing modesРазработкауправляющая программаотработкавыбор инструмента и режимов обработки