Single Cavity Helix PVC Suction Hose Extrusion Line with Puller and Winder Zhejiang Sali Abrasive Technology Co., Ltd. Base Info Description Pre:Single Output Helix PVC Spiral Suction Hose Extrusion Line with Tractor Puller and Winder Next:Rigid PVC Reinforced Spiral Suction Hose Extrusion Machine with Puller and Winder