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WD-40 Multi-Use Product is the go-to solution for penetrating oil and corrosion protection across residential and commercial applications. This compact 3oz/85g aerosol delivers fast-acting lubrication for squeaky hinges, stuck locks, and corroded fasteners. The formula displaces moisture, prevents rust formation, and leaves a protective coating on metal surfaces. Ideal for maintenance professionals and homeowners alike, this portable size fits easily in toolboxes and utility drawers for quick access when needed. Trust the industry standard for reliable performance on countless surfaces and mechanisms.