LOCTITE® -  WORLD’S NO. 1 THREADLOCKERS.
Since 1953, we’ve been the leading threadlocker technology.

NOW, WE’VE MADE THEM EVEN BETTER.
Through an extensive user survey, dedicated research spanning several years and leveraging the latest advances in technology, we introduce two Loctite® formulations that deliver the best ever performance.

Introducing the New, BEST EVER Loctite® 243 and Loctite® 263.
Formulated to deliver best performance on active and passive metals, increased oil tolerance and improved high-temperature performance. Now, you have more reasons to use Loctite threadlockers on all your fasteners.
> Learn More about our BEST EVER Threadlockers

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