Welcome to the home of Hollo-Bolt: the original expansion bolt for structural steel

     Download Hollo-Bolt Brochure
     Download CAD files

What is a Hollo-Bolt?

The Original Expansion Bolt for Structural Steel

The Hollo-Bolt product range provides fast, cost effective connections for Structural Hollow Section (SHS/HSS). The ‘blind connection’ technique requires installation access to only one side of the steel section for exceptional convenience.

In comparison to alternative methods such as welding, a Hollo-Bolt connection can be quickly installed by simply inserting the fastener into pre-drilled holes and tightening with a torque wrench:

For product specification data, please download the Brochure from the menu to the left.