Introducing QQ-66 500ML Multi-Purpose Grease Lubricant, your all-in-one solution for superior metal maintenance. Specially formulated for locomotives, electric rolling doors, precision instruments, household appliances, and more, this versatile grease excels in lubrication, rust prevention, and moisture resistance. With exceptional heat and pressure resistance, it ensures long-lasting performance and thorough protection for all metal rotating or folding parts. Trust QQ-66 to deliver optimal lubrication and defense against wear and tear, ensuring smooth operation and prolonged lifespan for your valuable equipment.