This item is a set of assorted rubber grommet for professional or home use. It is made of rubber which features heat-resistant, , pollution free for and safe use. Widely used for automobile, electrical appliance, mechanical, industrial, construction, household, and other fields. Features - Color: Black - Material: Rubber - Size: 2.50X2.50X0.50cm/0.98X0.98X0.20in - Rubber grommets are important parts in industrial applications. They are used to protect lines, wires and cables from chafing or grazing on rough surfaces. - They are the characteristics of anti-static, oil-resistant, heat-resistant, abrasion-resistant, , etc., - Appropriate mechanical strength, including expansion strength, elongation and tensile strength, etc. Full of elasticity and resilience. - Efficient and practical, they can meet the needs of most pipelines, automobiles and general maintenance. - craftsmanship, convenient and practical, bring you a good experience. Package list: 10 x Protective Rings with 5mm Inner diameter 10 x Protective Rings with 7mm Inner diameter 10 x Protective Rings with 9mm Inner diameter 10 x Protective Rings with 14mm Inner diameter 10 x Protective Rings with 15mm Inner diameter