... pipe production line, single wall corrugated pipe extrusion line, plastic corrugated pipe extrusion line, pppe corrugated pipe production line ... ) machine head, double-wall corrugated pipe shaping machine, plastic pipe belling machine, stacker, water chiller and air compressor ... :Φ16,20,25,32mm4pcs7ZJF100Automatic feeder1set8Double Disk Winder1set9SGK Semi-automatic Plastic Pipe Broaching Machine1set