Blue and red twin welding hose size :3/16" to 3/8" double color red+green ,red+blue Suitable for oxygen ,acetylene etc BLUE AND RED TWIN WELDING HOSEApplication : Suitable for oxygen , acetylene , helium and argon in the gas welding. Construction: 1.Inner rubber layer +reinforcement layer +outer rubber layer . 2. The outside is bright surface and the reinforcement layer is composed of the high ...
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