The G L Huyett Key 3/8 x 3/8 x 1-1/4 Form B is a high-quality carbon steel key designed for secure mechanical connections. This key features a size of 3/8 inch by 3/8 inch with a length of 1-1/4 inches, making it ideal for various applications in machinery and equipment. The Form B design ensures a precise fit, enhancing the reliability of your assemblies. Constructed from durable carbon steel, it offers excellent strength and resistance to wear. This key is compliant with industry standards, ensuring compatibility with a wide range of systems.