The G L Huyett Machine Key M12 x 8 x 90 Form A is constructed from C45K steel, offering a robust solution for keying applications. With dimensions of 12 mm width, 8 mm height, and 90 mm length, this undersized key is designed for a precise fit in various mechanical assemblies. The Form A specification guarantees compatibility with a wide range of components, making it ideal for use in machinery and automotive applications. This key is essential for maintaining torque transmission and the integrity of rotating parts. Its durable construction ensures longevity and performance under demanding conditions.