RP-90 Penetrating Oil Spray is a professional-grade rust release lubricant formulated with MoS₂ (Molybdenum Disulfide) for superior penetration, lubrication, and corrosion protection. It rapidly loosens seized nuts, bolts, screws, and threaded fasteners by penetrating deep through rust and corrosion. The advanced silicone-free formula leaves a durable lubricating film that simplifies