Feature:1. Material: These Clips To High Quality Spring Are Made Of High Carbon Steel. Durable Spring, With A Precise Design Of The Inner Ring To 360 Degrees, Made Of Manganese Steel, Pure Material, No Added Impurities, And Have Rust And Other Anti-Corrosion Effects.2. Application: Suitable For; Most Air Hoses, Water Lines, Silicone Hoses For Fuel Lines And Carburetors, Engines, Industrial, Electronic And Automotive Applications, Etc., Can Effectively Prevent Damage To Pipelines. Specification:Material: Stainless Steel High Quality 65Mn Spring Color: As Shown In The Picture Inner Diameter: 6Mm, 8Mm, 10Mm, 12Mm, 14Mm, 15Mm, 16Mm, 18Mm, 20Mm, 22Mm Spring 10 X 6 Mmclip To; Spring 10 X 8 Mmclip To; Spring 10 X 10 Mmclip grave; Spring 10 X 12 Mmclip To; Spring 10 X 14 Mmclip To; Spring 10 X 15 Mmclip grave; Spring 10 X 16 Mmclip To; Spring 10 X 18 Mmclip To; Spring 10 X 20 Mmclip grave; Spring 10 X 22 Mm