![[Free Invoicing] Outer Diameter 21-40 * Wire Diameter 2.0mm Waterproof Oil Seal Gasket O-ring Rubber Sealing Ring](https://cbu01.alicdn.com/img/ibank/O1CN01fc1HhE2Ff03r9JM2W_!!2208268708906-0-cib.jpg)
Introducing our [Free Invoicing] Outer Diameter 21-40 * Wire Diameter 2.0mm Waterproof Oil Seal Gasket O-ring - the perfect choice for waterproof and oil-resistant sealing applications. Designed for durability and reliability, this rubber sealing ring offers a tight, leak-proof seal that can withstand the pressures of various industrial and automotive environments. With a wire diameter of 2.0mm, it provides a secure fit for a wide range of applications.
Enjoy the convenience of free invoicing with every purchase, making it easier to manage your orders and streamline your procurement process. Whether you're sealing engines, pumps, or other equipment, our waterproof oil seal gasket ensures long-lasting performance and protection against leaks. Upgrade your sealing solutions with our high-quality O-ring today.

**Repair Your Equipment with Our Half Pack Combination Washer Repair Box!**

Ensure your projects are leak-free with our Nitrile Silicone O-Ring Repair Box. This fluorine glue repair box includes a complete set of sealing rings in various styles, perfect for any repair needs.
Made with high-quality materials, this repair box offers superior durability and resistance to wear. The complete set of sealing rings ensures you have the right size for any application. Ideal for DIY enthusiasts and professionals alike, this repair box is a must-have for any toolkit.

Introducing the double-sided protective coil, an environmentally friendly rice word round rubber outlet ring designed for snap-on dustproof and coil seal protection. This protective sleeve is perfect for safeguarding your equipment.
With its innovative design, this coil ring offers excellent dustproof and waterproof capabilities. Ensure your machinery stays protected with our high-quality protective coil.