The Draper 23248 is designed for the extraction & refilling of gearbox/engine oils from motor vehicles, motor bikes, marine engines & generators. This dispenser features a 6L container with trigger operation for easy use fitted with screw valve for easy dispensing/extraction of fluids. It also benefits from working pressure 0-30psi air supply required with 1/4" air inlet. Supplied with 1.2M of flexible rubber hose.