Wire Thread Insert Metric

Stainless steel wire thread inserts for reliable thread repair and reinforcement

Restore stripped, worn, or damaged threads with precision-made wire thread inserts designed to deliver strong, durable internal threads in metals, plastics, and softer alloys. Manufactured from high-quality stainless steel, these inserts provide excellent corrosion resistance, heat tolerance, and long-term performance in demanding environments.

Ideal for maintenance, automotive, engineering, and workshop use, each handy pack contains carefully wound coils that create a hard-wearing thread interface, often stronger than the original. Use them to repair existing threads or to reinforce new threads in softer materials, helping prevent future wear and pull-out.

• High-strength stainless steel construction for durability and corrosion resistance
• Restores damaged threads and reinforces new threads in a wide range of materials
• Precision-engineered coil design ensures secure fit and smooth fastener engagement
• Suitable for workshop, automotive, machinery, and general repair applications
• Supplied in convenient packs for efficient, on-the-spot repairs

Simple to install using the appropriate tooling, these replacement coils offer a cost-effective, professional solution for thread repair. Keep them on hand to extend the life of components, improve fastener reliability, and maintain a secure, accurate fit every time.

Free delivery over €199 within the island of Ireland. Standard delivery is €8.99 under €199. Click & Collect is available from our Midleton warehouse. Bulky-item charges, where applicable, are shown at checkout.

Having an issue with a product? Contact our team and we will send you the warranty form and guide you through the next steps. Standard returns are accepted in line with our returns policy.