Nord-Lock Inc.

Expander System is part of the Nord-Lock Group. Our range of innovative bolting technologies and expertise has grown to be the most comprehensive on the market, incorporating Nord-Lock® wedge-locking technology, Superbolt™ mechanical tensioners, Boltight™ hydraulic tensioners and Expander® System pivot pins. Expander System is made in the USA in Dewitt, IA.

Expander System Pivot Pin Technology - Nord-Lock Group