Restore stripped threads and reinforce weak ones with Neilsen 25-piece Helicoil-Type Thread Insert Set, designed for threaded holes. Ideal for automotive, engineering, and general repair applications, these precision-engineered inserts provide a permanent, wear-resistant thread in metals, plastics, and wood. Crafted from high-quality stainless steel, they offer excellent strength and corrosion resistance for long-lasting reliability. Perfect for professional and DIY users alike, this set ensures secure fastening even in damaged or soft materials.
Feature
- Suitable for bolts and fasteners
- Helicoil-style insertsrestore and reinforce worn or stripped threads
- Durable stainless steelcorrosion-resistant and built for tough environments
- 25-piece setideal for multiple repairs or workshop stock
- For use in metal, wood, or plastic
- Requires installation toolsHelicoil tap and installer sold separately








