... free :acetylene hose, rubber hose, welding hose 2.W.P.:20bar 3.B.P.:60bar 4.material:fresh rubber 1.sample fee ... free :acetylene hose, rubber hose, welding hose 2.W.P.:20bar ... :fresh rubber5.Tube: SBR blended, black, smooth6.Reinforcement: textile braided high tensile synthetic yarn7.Cover: EPDM/SBR blended, blue, or red ...