Ensure leakproof, long-lasting hose and tube connections with our 20-piece 304 stainless steel pipe hose clamp set, designed to handle the toughest fastening tasks—from high-pressure fuel lines to everyday home repairs. Whether you're a professional mechanic fixing a car's fuel injection system, a DIYer repairing a lawnmower's gas line, or an industrial technician securing factory fluid tubes, these clamps deliver the strength.At the core of these clamps' value is their 304 stainless steel build—a material chosen for its unmatched durability in harsh conditions. For automotive use, fuel lines and injection systems are exposed to gasoline, oil, and extreme temperatures, which quickly degrade galvanized or aluminum clamps. 304 stainless steel resists not only these fluids but also rust from undercarriage moisture, ensuring the clamps stay functional for 5+ years—no more replacing corroded clamps every few months. In marine or saltwater environments, this corrosion resistance is even more critical: saltwater eats through standard metals, but these clamps maintain their strength, making them ideal for boat fuel lines.The size assortment solves a common frustration with single-size clamp kits: having to stop mid-project to buy a different size. With 5 sizes (8-12mm to 20-32mm), this set covers nearly every common hose diameter—from the tiny 8mm hoses in fuel systems (using mini hose clamps) to the 32mm hoses in irrigation or industrial fluid lines. Each size includes 4 clamps, so you can tackle multiple connections at once without running out. The slotted screws are another thoughtful detail: they work with both flathead screwdrivers and hex wrenches, making the clamps accessible to all users.