Air tool oil is a petroleum-based lubricant. It is a by-product in the distillation of petroleum to produce gasoline. It prevents the metals from reacting with atmospheric moisture. It is formulated for use in all piston type and rotary air tools as well as in-line air lubricators. It lubricates, cleans and protects air tool. It prevents rust formation while providing positive lubrication for smooth starting and longer tool life. It has lubrication and corrosion-resistant properties.