The Key 3/16 x 3/16 x 1-1/2 Form B is a high-quality carbon steel key designed for effective torque transmission in mechanical applications. With dimensions of 3/16 inches by 3/16 inches and a length of 1-1/2 inches, this key features a square cross-section for a secure fit in keyways. Its carbon steel construction ensures strength and durability, making it suitable for high-stress environments. This key is essential for maintaining the functionality of rotating machinery and is ideal for use in various industrial applications.