Oil safe 5.0 quart/liter drum this oil safe 5 liter / 5 us quart drum is an excellent all-round size for a host of standard applications from engines and pumps to turbines and gearboxes. Fully interchangeable with oil safe lids these drums have a extra wide neck opening for rapid pouring and easy cleaning. Comes with one contents label. Marking increments on drum: .5 quart/liter.