The Machine Key M3 x 3 x 14 Form A is a precision-engineered component made from carbon steel, designed for secure keying in mechanical assemblies. This undersized key measures 3 mm in width, 3 mm in height, and 14 mm in length, making it ideal for applications requiring a tight fit. The Form A design ensures compatibility with various shaft and hub configurations, providing reliable torque transmission. This product adheres to industry standards, ensuring quality and performance in mechanical systems. Perfect for machinery, automotive, and industrial applications, this machine key is essential for maintaining component alignment.