The Key 3/8 x 3/8 x 2-3/4 Form B from G L Huyett is a precision-engineered component designed for secure shaft and hub connections. Measuring 3/8 inch in width and height with a length of 2-3/4 inches, this key is ideal for applications requiring reliable torque transmission. Constructed from high-quality carbon steel, it offers durability and resistance to wear, making it suitable for heavy-duty machinery. This key meets industry standards for performance and reliability, ensuring optimal operation in various mechanical systems.