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针对扳牙刀具在套丝过程中不易排屑的难题 ,设计出了能够彻底解决排屑问题的新型结构的扳牙刀具———锥形梅花孔扳牙刀。
Aiming at the difficult problem of the chip removal in the process of threading, a new structure of the tooth cutting tool, conical plummet hole cutter, is designed which can completely solve the chip evacuation problem.