1.Sample fee free :oxygen hose, rubber hose, welding hose 2.W.P.:20bar 3.B.P.:60bar 4.Fresh material 1.Sample fee free :oxygen hose, rubber hose, welding hose 2.W.P.:20bar 3.B.P.:60bar4.Fresh material5.Tube: SBR blended, black, smooth6.Reinforcement: textile braided high tensile synthetic yarn7.Cover: EPDM/SBR blended, blue, or red, etc. weather and ozone resistant 8.For transportation of welding ...