1. Made of 304 stainless steel, corrosion-resistant. 2. Typical application areas: automotive hoses, home appliance production lines, machinery and equipment. 3. 5 kinds of hose clamps, packed in a transparent plastic box, easy to install and store. 4. Salt-resistant, anti-rust, anti-corrosion, waterproof and oil-proof. The clamp is strong, strong and reliable. 5. Specifications: Bandwidth: 12mm Hole diameter: 6mm Steel sheet thickness: 0.6mm Rubber thickness: 4mm 6. Packing: 9/16 inch (diameter 14) x 8 5/8 inch (diameter 16) x 8 11/6 inch (diameter 17) x 4 3/4" inch (diameter 19) x 4 13/16 inches (diameter 21) x 4 7/8 inch (diameter 22) x 4