The G L Huyett Woodruff Machine Key M4 x 7.5 is made from premium carbon steel, providing exceptional strength and durability. This key is specifically designed for mechanical applications, ensuring a precise fit for effective torque transmission. With dimensions of M4 x 7.5, it is versatile enough for various machinery and equipment. The carbon steel material offers excellent resistance to wear, making it suitable for demanding environments. This Woodruff key complies with industry standards, ensuring reliable performance across different systems.