EVAP Service Port Adapter Kit: Includes: An EVAP service port fitting(M12 x 1.5mm) & A Schrader valve removal tool(with 2 schrader sizes) Compatibility: For all smoke/vacuum leak detection machines as well as Redline, Autool, OTC Leak Tamer, Autoline Pro, and other smoke machines(only if the service port suits for M12 x 1.5mm thread). Function: Special EVAP fitment adapter/connector. Material: New high strength aluminum alloy material with a high quality silicone rubber hose . ******The EVAP Port and the ruler are just for visual reference,they are not included******.