The Machine Key M8 x 8 x 80 Form A is a precision-engineered component made from C45K steel, designed for secure shaft engagement in mechanical systems. With dimensions of 8 mm in width, 8 mm in height, and 80 mm in length, this undersized key is ideal for various shaft sizes and applications. It ensures a reliable connection in machinery and equipment, making it essential for maintaining the integrity of rotating parts. This machine key meets industry standards for performance and reliability, making it a vital component in industrial and automotive settings.