Advantages of Double Bolts Heavy Duty Hose Clamp:1. The outer edge of the band with smoothing and shaping treatment precludes the damage of the hose.2. using high quality material and precise stamping molding, prevents thread stripping.3. with precise design, uniform stress, good sealing ability, can be twisted smoothly, and used multiple times.Application:Double Bolt Hose Clamps are widely used in the vehicle, ship, construction, fire control, textile, the gasoline engine, the diesel engine, sprinkler irrigation machinery, mechanical equipment, the hose outlet gas and heating, they are necessary for all kinds of hose interface tighten connecting fittings.