Russels hose make them.Most people use them on the tran lines on a car.I would not use them on something that needs to flow a certian amount ,Areoquip makes them in steel.
I use them on my Hustler for the engine oil drain hose kit. Quick conect on a hose thats plumed to the oil pan . and a teal pump that sucks out the oil . no drips ,a clean oil change