WD40 Spray with Smart Straw 300ml is an all-purpose liquid for displacing moisture, corrosion control, lubrication, cleaning and penetration. It can be used to lubricate all light machinery and electrical equipment and protects metal from rust and corrosion. With its permanently attached spray mechanism, it offers a quick, economical and simple one-handed action to flip up for precision spray, and then flip down to spray wide areas.