The included blue storage case keep your oxygen sensors wrenches organized, making it ideal for mobile repair set or garage toolboxes Professional mechanics and craft enthusiasts will appreciate its special compatibility with modern injectors and oxygen sensors housings This L shaped hexagonal socket wrenches is produced for automotive fuels lines and oxygen sensors, crafted from carbon steel for largest torques and maintenance Tackle confined space repairs in workshops or roadside emergencies with this tool engineered for fuels line servicing and exhaust systems maintenance Its unique L shaped design with hexagonal socket slots provide great grip in tight engine compartments, ensuring secure during fuels systems repairs, Manufacturer: JunsenF