Hose clamp  is widely used in automobiles, tractors, forklifts, locomotives, ships, mines, petroleum, chemical, pharmaceutical, agriculture and other water, oil, steam, dust, is the ideal connection fasteners. The laryngeal hoop is relatively small and the value is very small, but the function of the laryngeal hoop is huge. American throat band, also known as clamp. American stainless steel hose hoop: divided into small American hose hoop and large American hose hoop, the bandwidth of the hose hoop is 12.7mm and 14.2mm, respectively. The use of perforation process, throat hoop wide range of application, torsion and pressure resistance, throat hoop torsion torque balance, lock firmly, tight, large adjustment range, suitable for 30mm or more soft and hard pipe connection fasteners, beautiful appearance after assembly. Features: worm friction is small, suitable for high-end models, pole equipment, steel pipe and hose or anti-corrosion material parts connection.