The Key 1/2 x 1/2 x 1-1/4 Form B is constructed from high-strength carbon steel, providing excellent durability and performance in mechanical applications. With dimensions of 1/2 inch in thickness and width, and a length of 1-1/4 inches, this key is designed for precise fitment in keyways, ensuring secure torque transmission. The carbon steel material offers superior strength and wear resistance, making it ideal for heavy-duty applications. This key complies with industry standards, ensuring reliability and safety in various machinery setups. Perfect for automotive and industrial use, it is an essential component for any technician.