The Machine Key M8 x 7 x 18 Form B is constructed from high-strength carbon steel, providing excellent durability and performance in mechanical applications. With a size of M8 in width, 7 mm in thickness, and 18 mm in length, 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.