Features 1、These ear clamps consist of a iron galvanized band into which 2 ears have been formed 2、The clamp is placed over the end of the hose or tube to be connected 3、Each ear should be closed at the base of the ear using a special pincer tool 4、It permanently deforms, pulling the band, and causing the band to tighten around the hose 5、Perfect to clamp silicone or rubber hoses of fuel, petrol, etc on automobiles Specification Features: These ear clamps consist of a iron galvanized band into which 2 ears have been formed. The clamp is placed over the end of the hose or tube to be connected. Each ear should be closed at the base of the ear using a special pincer tool. It permanently deforms, pulling the band, and causing the band to tighten around the hose. Perfect to clamp silicone or rubber hoses of fuel, petrol, etc on automobiles. Specifications: Material: Iron Galvanized Surface Finishing: Zinc plating Color: As picture Size: 5-7mm, 7-9mm, 9-11mm, 11-13mm, 13-15mm, 15-18mm, 17-20mm, 20-23mm(Optional) Quantity: 10pcs Package Includes: 10 x Hose Clamps Package List