The External Square Plug for the tank is threaded into the designated opening of the fuel tank using a wrench. The square exterior allows for easy application of torque, ensuring a secure and tight fit. This plug effectively seals the fuel tank opening, preventing fuel leaks and protecting the internal components of the fuel system.Attributes:• Ensuring a secure and tight fit.• Withstands exposure to environmental conditions.• Constructed from durable materials for longevity.Applications: The External Square Plug for the tank is used to securely seal and close openings in the fuel tank and ensures a tight and leak-resistant closure, preventing fuel from escaping and maintaining the integrity of the fuel system.