Features: Removing and disconnecting tools for pipe connectors. For air conditioning, fuel,air and oil pipes. Contents: For use with most fuel lines, air conditioning lines, radiator and heater hoses Strong, light and durable aluminum construction Simple push-on & pull-off action Popular sizes 3/16″, 3/8″, 1/2″, 5/8″, 3/4″ and 7/8″.