Outfit your semi truck to be Ready for the Road Ahead™ with securely fastened nuts and bolts, with the Permatex Medium Strength Threadlocker Blue. Due to its ability to bond nuts and bolts together, this adhesive is the ideal option to lock parts in place while preventing loosening. Blended with a premium mixture that can be used to return nuts, bolts, and washers to their best condition. FleetPride is your First Click in Heavy Duty®.