20 Piece 302 Carbon Steel Self Tapping Thread Inserts With Yellow Zinc Plating, Built To Last Thread Repair Kit For Automotive And Industrial Use, M2 To M12 Assortment
✔️ 302 carbon steel self tapping inserts, M2 to M12, yellow zinc plated
This 20-piece set provides durable self-tapping thread inserts for repairing or reinforcing threaded holes in metal parts. Made from 302 carbon steel and finished with yellow zinc plating, they resist wear and vibration in automotive, industrial, and equipment applications. The M2-M12 size range covers common fastener sizes for quick fixups and production line repairs.
✅ 302 carbon steel with yellow zinc plating for corrosion resistance
✅ Self-tapping design supports M2-M12 threaded holes across automotive and industrial parts
✅ Large contact area distributes load and resists loosening under vibration
✅ Quick, tool-free installation for fast repairs and assemblies
💡 What is a self-tapping thread insert used for in metal repair projects?
They reinforce damaged threads and extend the life of metal parts under load and vibration.
- Thread repair and reinforcement in metal housings and frames
- Commonly used in automotive and industrial equipment
- Optimizes load distribution and resists vibration loosening