Two tubes welded together, light, elastic, easy to handle, anti-erosion. Welding ... hose is used in welding machine,architecture and lacquer factoryCharacteristicsTwo tubes welded together, light, elastic, easy to handle, anti-erosion, fire ... -8x2.55/168135020JD -9x33/89155030JD -10x313/321016320JD -12x31/212185030 PVC Fiber Reinforced Twin Welding Hoses