General purpose lubricator is 12 ml of high quality oil thats perfect for loosening screws and bolts from rusted surfacesthe nifty multifunction precision piece at the bottom of the bottle can be used in hard to reach areas designed to prevent unnecessary leaks lightly squeeze the container to draw out the liquid dispensing it evenlyuseful for hinges locks chains and other pivoting components this oil protects your surfaces from rust and corrosion and can also act as a de icer for car lo