High Precision Screw Threading Machine , Nut Manufacturing Machine High Productivity

Z25 Series Bolt and Screws Thread Rolling Making Machine with High Productivity This model is characterized by rational and solid structure, great active force, low noise, low failure rate, convenient adjustment, high precision in processing screw thread, and wide application. It can have roll finishing on various external threads including regular, trapezoidal and modulus screw threads, and have molding, barreling and knurling processes on workpieces. Driven by worm gear and