Make of stainless steel, It have good resistance, heat resistance, low temperature strength : Slide the clamping rings onto the pipe, push the pipe onto the pipe fitting and squeeze it with the clamping tool Hose clamps are used to seal various types of hoses Provide firm, leakfree crimping joints The internal narrow band designs have none protrusions and gaps, providing more concentrated sealing pressure and forming a completes 360 degree waterproof seal Hose clamp is used to seal all kinds of hoses-hot water heating systems, air conditioning systems, water heater, telecommunication electrical pipeline, food pipeline systems, Manufacturer: Oxxggkao