VEVOR Oxygen Acetylene Hose, 1/4-Inch x 50FT Oxy Acetylene Hose with 9/16"-18 LH/RH B Fittings, R Grade Welding Torch Twin Hose with 300PSI Maximum Working Pressure for Cutting Soldering BrazingHigh Pressure ResistanceDurable ConstructionClear Color-Coding SystemMultiple ApplicationsHigh-Quality MaterialWide ApplicationsType B Fitting:,ㆍ9/16”-18 UN Right-Hand (Oxygen Hose):,Hose Type: R-Grade,Hose Length: 50 FT,Applicable Gas: Oxygen and Acetylene,Item Model Number: RTW1450A,Hose Inner Diameter: 1/4" / 6 mm,ㆍ9/16”-18 UN Left-Hand (Acetylene Hose):,Max Working Pressure: 300 PSI,Bursting Pressure: 900 PSI,Product Dimensions: 600 x 1.6 x 0.8 in / 15240 x 40 x 20 mm,Net Weight: 12.1 lbs / 5.5 kg