The Woodruff Key NW 1-3/8X7/32 from Field Tool Supply is essential for precise mechanical applications. With a diameter of 1-3/8 inches and a thickness of 7/32 inches, this key is made from high-quality steel, ensuring long-lasting performance. Its design allows for easy installation and a secure fit in keyways, making it ideal for various machinery. This key complies with industry standards, ensuring compatibility with a wide range of systems. Perfect for automotive and industrial applications, it provides the reliability and strength needed for effective operation.