The Nord-Lock Group believes that no one should have to question the integrity of the mechanical systems that play such a critical role in our way of life. As a global leader in engineering and bolting technologies, Nord-Lock strengthens public and industrial infrastructures. The company’s range of innovative bolting technologies and expertise has grown to be the most comprehensive on the market, incorporating Superbolt™ mechanical tensioners, Boltight™ hydraulic tensioners, and Expander® System pivot pins.Shop All Nord-Lock International AB ProductsVisit Nord-Lock International AB Website