The KEY 7/8 X 5/8 X 2.78 Couplings/Flex Clutch from Dodge Industrial is designed for reliable power transmission in various industrial applications. This key features a robust construction that ensures durability and longevity. With dimensions of 7/8" x 5/8" x 2.78", it is compatible with a range of coupling systems. The high-quality materials used in its manufacture provide excellent resistance to wear and tear, making it ideal for demanding environments. This product meets industry standards for performance and safety, ensuring it can be integrated seamlessly into existing systems.