Gauging and Toolmakers Association

24 April 2026

Verified by Rachel Mayfield, Supply Chain Analyst - April 2026


Detailed view of metal components labeled 'High Torque Made in U.K.'
Photo by Nic Wood on Pexels

What Does the Gauging and Toolmakers Association (GTMA) Do?

The GTMA is a UK-based trade association that focuses on precision engineering, toolmaking, gauging, and metrology. Founded in 1962, it aims to promote high standards within these industries by setting best practices and offering technical support.

Founded in 1962, the Gauging and Toolmakers Association (GTMA) serves as a cornerstone for precision engineering professionals. The association works closely with industry leaders to establish and uphold rigorous standards that ensure top-tier quality in toolmaking and gauging processes. GTMA members benefit from training programs, networking events, and access to modern research.

Who Are the Members of GTMA?

Members range from small family-run workshops to large multinational companies involved in precision engineering and manufacturing. These include toolmakers, machinists, metrologists, quality control specialists, and other professionals dedicated to maintaining high standards in their fields.

GTMA membership includes a diverse mix of businesses-from boutique metal fabrication shops to major automotive suppliers. Small firms like Smith Precision Engineering join alongside giants such as Rolls-Royce and Airbus. Each member contributes expertise and resources toward advancing the industry's capabilities.

What Are the Benefits of GTMA Membership?

Members gain access to training programs, technical seminars, networking opportunities, and discounted insurance rates. Additionally, members can participate in benchmarking studies that help identify areas for improvement and innovation within their operations.

Beyond training and networking, GTMA offers its members exclusive discounts on liability insurances through partnerships with leading providers like Hiscox and Zurich Insurance Group. These benefits not only save money but also enhance professional development through workshops focused on the latest ISO standards such as ISO 9001:2015 for quality management systems.

What Key Standards or Certifications Does GTMA Promote?

The GTMA actively promotes adherence to international quality and safety standards like ISO 9001, EN 848 (for machine tools), and ASME B89.1.7 (for coordinate measuring machines). These certifications are important for maintaining precision in manufacturing processes.

ISO 9001 certification is widely recognized by the GTMA as a critical benchmark for quality control in engineering shops. By adhering to ISO 9001, companies ensure consistent product reliability and customer satisfaction while minimizing waste and operational costs. Additionally, EN 848 standards for machine tools are integral for toolmakers who produce high-precision equipment used across various industries.

How Can Engineers Use GTMA Resources?

Engineers can use GTMA resources to improve their technical skills, stay updated on industry trends, and collaborate with peers through the association's events and publications. For instance, the annual Precision Engineering Conference provides a platform for sharing innovative solutions in metrology and manufacturing technology.

GTMA offers an extensive library of technical guides and whitepapers available online for free download. At Gauging and Toolmakers Association, these resources cover topics ranging from advanced metrology techniques to best practices in CNC machining. Engineers can also attend workshops and webinars to enhance their knowledge on the latest technological advancements, such as 5-axis machining or laser scanning systems.

By engaging with GTMA events like the Precision Engineering Conference, engineers gain insights into emerging technologies and methodologies that could revolutionize their work processes. This collaborative environment builds innovation and helps professionals stay ahead in a rapidly evolving industry situation.

Frequently Asked Questions

What does GTMA do?

The Gauging and Toolmakers Association (GTMA) is a UK trade body focused on Precision engineering, toolmaking, gauging, and metrology. They represent member companies, set industry standards, and provide technical guidance.

How do I join GTMA?

Visit the GTMA website at https://www.gtma.co.uk for membership details and application forms.

What does the Gauging and Toolmakers Association (GTMA) do for its members?

The GTMA provides a range of services to its members, including training programs, networking events, and technical support. It helps companies stay updated with the latest advancements in precision engineering by setting industry standards and promoting best practices.

How does one choose between different types or variants of membership offered by the Gauging and Toolmakers Association?

Members can choose from various levels of membership based on their specific needs, such as individual or corporate memberships. The GTMA offers detailed guidance to help members select the most appropriate type that aligns with their business size and objectives.

What are some key standards established by the Gauging and Toolmakers Association?

The GTMA plays a vital role in setting industry standards for precision engineering, toolmaking, and gauging. These include guidelines on accuracy and quality control measures to ensure consistent high-quality products across its member companies.

Can you list any UK-based suppliers that are part of the Gauging and Toolmakers Association?

The GTMA includes a variety of UK suppliers ranging from small family-owned businesses like Smith Precision Engineering to major corporations such as Rolls-Royce. These companies provide important components and services in areas like aerospace, automotive, and manufacturing industries.

What is the Gauging and Toolmakers Association (GTMA) known for in terms of setting industry standards?

The GTMA is renowned for establishing stringent quality standards within precision engineering, toolmaking, and gauging. They develop best practices that are widely adopted by manufacturers to ensure high-quality products.

How does one choose the right member company from Gauging and Toolmakers Association (GTMA) for specific manufacturing needs?

When selecting a GTMA member company, consider factors such as their specialization in materials like stainless steel or titanium, their expertise in areas like CNC machining, and whether they adhere to ISO 9001 quality management standards.

What are the types of services provided by members of Gauging and Toolmakers Association (GTMA)?

GTMA member companies offer a range of services including custom toolmaking, precision gauges, metrology support, and manufacturing solutions. They cater to various sectors such as aerospace, automotive, and medical industries.

Are there specific UK suppliers listed by the Gauging and Toolmakers Association (GTMA) for sourcing high-quality components?

Yes, GTMA lists several reputable UK suppliers known for producing precision-engineered components. These include firms like Rolls-Royce and Airbus, which are recognized for their commitment to quality and innovation in manufacturing.

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