This lathe meets the special requirements of users in the petroleum, geological, mining
and chemical industries, and in agricultural irrigation and drainage, it is able to cut various
straight and taper pipe threads of union joints, drill rods, casting pipes, drain pipes, well castings
and warter pump pipes more economically and efficiently as compared with the engine lathe,
however, it may serve as an engine lathe to cut various metric, with worth and module threads, shafts and disks.