[Hose Stainless Steel]- The buckle, band and screw of these metal hose are all made of heavy duty 304 . Hose clamp kit has the features of corrosion-resistant, anti-rust, salt resistant, waterproof and oil proof. No longer worry about them rusting and breaking when used in indoor and outdoor . [Wide Adjustable Size Range]- Total 120 pcs hose assortment are flexible and ductile, range from 1/4 inch to 1-1/2 inch (6mm to 38mm). 20pcs 1/4inch to 7/16inch, 20pcs 3/8inch to 5/8inch, 20pcs 1/2inch to 3/4inch, 20pcs 5/8inch to 1inch, 20pcs 3/4inch to 1-1/8inch, 10pcs 3/4inch to 1-1/4inch and 10pcs 13/16inch to 1-1/2inch. [Worm Gear Hose ]- With through hole process design, tight locking and high torque. Worm gear mechanism secure hold and smooth drive. Provide superior clamping power and safe sealing. Also the smooth edge design do not scratch to your hose. [Easy To Install]- The diameter of and small hose are marked on band surface for easy identification. Just need to use a socket wrench or screwdriver loosen the screw, then thread the pipe through the hose clamp and adjust the size to fitting your hose's size and tighten the screw. [Wide Applications]- Our adjustable pipe are used in securing and sealing hoses, pipes, plumbing, cable, tube, fuel lines etc. Perfect to apply , gas line, drip irrigation, garden sprinkler, pool, radiator, heater hose, truck repair, automotive, industrial, boat, marine, bilge, mechanical, electronic etc. Colour:silver Material:304 stainless steel Package Contents: 120 x 304 Stainless Steel Hose Clamp Assortment Kit Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.