该项目是加工各类油井管螺纹、套管接箍的机械加工项目。
The program is to process all kinds of oil well pipe thread and casing coupling.
例如内螺纹，除了机械加工之外，几乎没有别的加工方法能进行加工。
For instance, thread, in addition to mechanical processing, almost no other processing method for processing.
适用欧姆螺杆、滚造级滚珠螺杆，及机械、五金工具、汽机车零件的螺纹转造加工。
Especially for long screws, Ohm screw, rolling ball screw made, and machinery, hardware tools, vehicle parts, thread rolled processing.
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