Permatex Threadlockers secure the entire fastener assembly against loosening from shock and vibration, and also seal threads against leakage, preventing rust and corrosion. The Threadlocker Multipack package includes Low-strength Threadlocker (Purple), Medium-strength Threadlocker (Blue) and High-strength Threadlocker (Red).
- Low-strength threadlocker is designed for for fasteners sizes #2 to 1/4” (2.2 to 6 mm) and can be used on set screws, calibration and adjustment screws, as well as threads on meters and gauges. Can be removed with hand tools for easy disassembly.
- Medium-strength Threadlocker secures fasteners from 1/4” to 3/4” (6 to 20 mm). Applications include machine tools, presses, pumps, compressors and mounting bolts. Can be removed with hand tools for easy disassembly.
- High-strength Threadlocker handles large fasteners from 3/8” to 1” (10 to 25 mm). It can be used to lock cylinder block, ring gear, and transmission shaft bolts. Special tools or heat may be required for removal.