... Logo can print on the hose *Size tolerance:+/-0.5mm White vacuum hose 4mm inner diameterXi'an Plastics Technology Co., Ltd. Qinghe ... (90 degree. 45degree, 135degree, 180degree)Irregular shape silicone hose(T-shape,U-shape,S-shape)Hump silicone hose(single hump, multiple hump. ... Products featuresWorking temperature: -50 ~ 260 °C Support Pressure: 0.3 to 0.9MPa Explosive Pressure: 5.5~9.7MPaDiameter Range ...