This machine is suitable for the straight thread threading of steel bar upsetting and straight thread connection technology. This machine can process steel straight threads with specifications of M18-M45. This machine is suitable for the processing of HRB355, 400, 500 grade ￠16-￠40mm steel bars. The machine can complete the straight thread threading of the steel bar by clamping the steel bar at one time, and the processing speed is fast; The machine adopts manual control and mechanical transmission. The structure of the equipment is simple, the operation is convenient and reliable, and it is easy to learn.