The Machine Key 3/8 x 3/8 x 3 Form B is made from SS316 stainless steel, offering superior corrosion resistance and strength. This undersized key measures 3/8 inches in width, height, and 3 inches in length, making it suitable for various mechanical applications where precision is critical. Its Form B design ensures a secure fit in keyways, providing reliable torque transmission in rotating machinery. This key complies with industry standards, ensuring compatibility with a wide range of systems, making it an essential component for engineers and manufacturers.