... Spiral steel wire covers hose wall, hith pressure resistant, temperature: -10 to 65degree. Helix PVC hosePlastic hose 1. Material: PVC 2 ... . Features: Spiral steel wire covers hose wall, hith pressure resistant, temperature: -10 to 65degree. ... 3. Application: Powder, fragment, gas, liquid and particulate transmission, vacuum pump, water supply and drainage.Spec.O. D. (mm)I ...