- Material: Constructed from industrial-grade nitrile rubber (NBR) for superior durability and long-lasting use. - Size Variety: This set features 32 commonly used standard sizes, ranging from 3 mm I.D. to 50 mm I.D. Perfectly suited for a variety of applications. - Organized Storage: Includes a heavy-duty storage box designed for easy organization and quick identification of O-rings of different sizes, ensuring you always have the right size on hand. - High Performance: The NBR material provides excellent resistance to oil and UV exposure, making it ideal for industrial environments. Its flexible structure and ultra-thick wall design further enhance durability and reliability. Use Cases: 1. Ideal for automotive repairs, where sealing components exposed to oil and fluids is crucial for preventing leaks. 2. Great for plumbing applications, ensuring a secure seal in pipes and fixtures to eliminate water leaks. 3. Suitable for various machinery and equipment maintenance, ensuring optimal performance and reducing downtime caused by seal failures. This comprehensive set of O-rings not only meets a wide range of sealing needs but also offers the reliability and strength needed for both professional and DIY projects.