The Q5 Penetrating Oil Graphite Is A Hight Quality And Versatile Lubricant Designed To Penetrate And Free Rusted Or Corroded Parts. This 150 G Aerosol Spray Provides Efficient Lubrication And Rust Prevention; Making It A Valuable Addition To Your Toolbox Or Maintenance Kit. Aerosol. Graphite Based Quick Acting Penetrating And Release Agent For Rusted Nuts; Bolts; Pipes; Fittings; Etc. The Graphite Also Works Wonders On Lubricating And Loosening Locks.