The Gib Head Machine Key 5/16 x 1 ZC is a precision-engineered component designed for secure shaft and hub connections. Made from zinc-coated steel, it provides excellent resistance to wear and corrosion. This key measures 5/16 inches in width and 1 inch in length, making it suitable for a variety of mechanical applications. Its gib head design ensures a snug fit, preventing slippage and ensuring reliable operation. Ideal for use in machinery and equipment, this key meets industry standards for quality and performance.