Helix PVC Spiral Hose Extrusion Line 12mm-50mm Sj45 Extruder Zhejiang Sali Abrasive Technology Co., Ltd. Base Info Description Pre：Rigid PVC Reinforced PVC Suction Hose Extrusion Machine 12mm - 50mm Next：Sj65 Helix PVC Reinforced Spiral Suction Hose Extrusion Line
