The Woodruff Machine Key 3/8 x 2-3/4 is crafted from high-quality carbon steel, ensuring strength and durability. This key is designed for use in keyway applications, providing a secure fit for rotating machinery. With dimensions of 3/8 inch by 2-3/4 inches, it is ideal for various mechanical assemblies. The carbon steel construction offers resistance to wear and deformation, making it suitable for both indoor and outdoor use. This machine key meets industry standards, ensuring reliable performance in various industrial and engineering applications.