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

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Independently approved product performance

ICC-ES: The Original Expansion Bolt for Structural Steel is ICC-ES approved for compliance with the International Building Code®. The Hollo-Bolt is approved by ICC-ES for use in Seismic Design Categories (SDC) A to F. Lindapter views the ICC-ES approval as another exciting development in the company’s long history since 1934. Please ensure you have a copy of Lindapter’s Hollo-Bolt brochure to learn more about the unique High Clamping Force (HCF) performance of the Hollo-Bolt HCF.

CE Marking provides additional security for Engineers, Architects and Specifiers by demonstrating that product performance is tested and confirmed by a third party to meet a standard renowned on a European scale.

DIBt - Deutsches Institut für Bautechnik is a respected organisation that approves construction products for use in Structural and Civil Engineering industries in Germany.

TÜV are the certifying authority for safety, quality and environmental protection in Germany. Hollo-Bolts are
produced under strict quality and environment management systems to ensure consistently high manufacturing
standards across the range.

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