Mishimoto High - Torque Worm Gear Clamps are a simple and effective solution to all your hose and coupler clamping needs. This xx - xx high - torque worm gear clamp is made from stainless steel to weather any environment and ensure a tight seal for years to come. Our high - torque worm gear clamps are also available in a wide variety of other sizes to suit everything from vacuum lines to intake pipes. Like all Mishimoto products, this 0.39in - 0.63in (10mm - 16mm) high - torque worm gear clamp is backed by our Mishimoto Lifetime Warranty.