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Company Background

Bollhoff Armstrong Limited was acquired by Böllhoff Verbindungstechnik GmbH in 2010 and is once again the sole UK manufacturer of the world renowned HELICOIL® brand of wire thread inserts. “Joining Together” gives the two companies a unique position in the wire thread insert business, combining the strengths and technical expertise of both companies, to provide one of the widest range of insert solutions and technical accreditations in the World.

Bollhoff Armstrong

Bollhoff Armstrong Limited, a Bollhoff Group company, manufactures the industry standard HELICOIL® wire thread insert range for a multiplicity of applications. Located in Kingston-upon-Hull, UK, and with more than 50 years experience in the manufacture of wire thread inserts, they are accredited with leading blue chip OEM’s in aerospace, automotive, rail, defence, power generation (conventional, wind and nuclear) and precison engineering of all forms.

Bollhoff Armstrong produce the widest range of wire thread inserts currently available from a single source, including the classic HELICOIL®, HELICOIL® plus for ease of installation and now HELICOIL® tangfree for those most sensitive of operations.

HELICOIL® inserts from Bollhoff Armstrong are in service with the Rolls Royce engines used to power the Boeing 787 Dreamliner and the Airbus A380 jet liner, proof positive of the absolute inherent quality of the HELICOIL® product.

Bollhoff Group

Böllhoff – Joining together

Böllhoff – a family-run enterprise – an international group specialising in fastening and assembly technology – a strategic partner for the innovative enterprise.

A network of 42 companies at 33 locations in 21 countries with about 2,000 motivated employees makes its contribution to optimizing the customer’s productivity and processes. Additionally, working with agencies in 5 continents secures closeness to all important markets.

The Böllhoff Group corporate identity is built on 134 years of operating as an independent family business. This independence will also set the pace for the future development of the company.

Experience builds trust. Three generations of the Böllhoff family have continued to build on the success of the company's founder.

For more information, please visit the official homepage of Böllhoff:


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