Welding Hose Use: Oxygen & Acetylene Welding HoseTube: Black NRReinforcement: High Tensile Synthetic Yarn.Cover: Black NR – abrasion resistantSafety Factor: 4:1Temperature: -26°C to +65°CStandard: IS 447/1987 Welding Hose Use: Oxygen & Acetylene Welding HoseTube: Black NRReinforcement: High Tensile Synthetic Yarn.Cover: Black NR – abrasion resistantSafety Factor: 4:1Temperature: -26°C to +65°CStandard: IS 447/1987