The G L Huyett Woodruff Machine Key M4 x 5 is crafted from high-quality carbon steel, ensuring strength and durability. This key is designed for precise fitment in various mechanical applications, providing reliable torque transmission. With a size of M4 x 5, it is suitable for use in a variety of machinery and equipment. The carbon steel construction offers excellent resistance to wear and tear, making it ideal for high-performance applications. This Woodruff key meets industry standards, ensuring compatibility with a range of systems.