Insert the hose into the hose clamp, easily screw the bolt head with a screwdriver or wrench. The hose clamp will tighten the hose and connector. Designed with thick double threads, it creates double pressure between the hose and the faucet and holds the hose firmly on the faucet connectors without leaking. Suitable for all kinds of hoses, regardless of diameter, such as water pipe, gas pipe, oil pipe, etc., especially for corrugated pipe. Made of 304 stainless steel, these hose clamps are rust-proof and bolt-resistant. High torque stainless steel hose clamps, easy to install, adjustable range, secure fixation, and smooth driving.