《常用孔加工刀具》和《高效高精度孔加工刀具》是由全国刀具标准化技术委员会组织国内部分长期从事孔加工刀具设计、制造和使用方面有实践经验的专家和工程技术人员编写而成,内容理论联系实际、实用方便、深入浅出,为广大工程技术人员选择、 “Common hole machining tools” and “high-precision high-precision hole machining tools” by the National Standardization Technical Committee of the cutter organization has long been engaged in hole machining tool design, manufacture and use of practical experience in the preparation of experts and engineers from the preparation, the content Theory with practice, practical and convenient, explain profound theories in simple language, for the majority of engineering and technical personnel to choose,