... 1/4-14. Application: Conveying welding gases, used for gas welding equipment.5. Features: The body is ... soft with a good property of bending and bearing pressure,and the outer layer is red , black, ... blue , green, yellow in colour.6. Tube: SBR blended, red, smooth or rough surface. ... and everlasting business relationship with your esteemed company for your market. Hoping that we can cooperate ...