Determination of Rational Design and Geometric Parameters of a High-Performance Drill Based on a Mathematical Model of the Cutting PartPetr Pivkin, Vladimir Grechishnikov, Artem Ershov, Vladimir Kuptsov and Xiaohui JiangEPJ Web Conf., 248 (2021) 04011DOI: https://doi.org/10.1051/epjconf/202124804011