These adjustable hose clamps will let you fasten with confidence. Made from durable 300 stainless steel, these heavy-duty clamps are waterproof, corrosion-resistant and will not rust. To install, simply tighten the screw of the clamp with a screwdriver. The ultimate torque on these clamps can reach up to 60 in. lbs. for an excellent seal with a variety of hose materials with no worries of leakage. Clamps are ideal for common household, plumbing, automotive, marine and industrial applications.