J-B Weld threadlockers provide a reliable and superior lock and seal for threaded fasteners. Ideal on all mechanical parts, body assemblies, and hundreds of other applications to prevent loosening of fasteners from shock and vibration. J-B Weld Perma-lock Medium Strength Threadlocker is ideal for fastener applications requiring easy disassembly with hand tools.

• Temperature resistant to 300°F
• Ideal for 1/4" to 1" fasteners
• No spill, drip, or clog cap